diff --git a/.gitignore b/.gitignore
index b5e3ae7..b776309 100644
--- a/.gitignore
+++ b/.gitignore
@@ -54,4 +54,3 @@ modules.order
Module.symvers
Mkfile.old
dkms.conf
-
diff --git a/BlogDB.c b/BlogDB.c
index c33b6e5..8364a24 100644
--- a/BlogDB.c
+++ b/BlogDB.c
@@ -31,43 +31,35 @@ static int PostIDs(int** arr, MYSQL* con);
static int ActivePostIDs(int** arr, MYSQL* con);
static int AuthorIDs(int** arr, MYSQL* con);
+
// Connects to the MariaDB database and returns the connection
MYSQL* conn2maria()
{
- // Initialize the connection
MYSQL *con = mysql_init(NULL);
- // If successful, continue, else throw error
if (con == NULL)
{
fprintf(stderr, "%s\n", mysql_error(con));
exit(1);
}
- // Connect with specific details, if successful continue, else throw error
- if (mysql_real_connect(con, "localhost", "adam", "1234",
- "mydb", 0, NULL, 0) == NULL)
+ if (mysql_real_connect(con, "localhost", "adam", "1234", "mydb", 0, NULL, 0) == NULL)
{
fprintf(stderr, "%s\n", mysql_error(con));
mysql_close(con);
exit(1);
}
- // return successful connection
return con;
}
// Adds a new post to the database, with given values
int AddPost(char title[], int authorId, char datePosted[], char post[], int tags[], size_t tagSize, MYSQL* con)
{
- if (con == NULL)
- {
- con = conn2maria();
- }
+ if (con == NULL) con = conn2maria();
- // Build a query
- char* query;
- if(0 > asprintf(&query,
+ char* insertQuery;
+ if(0 > asprintf(&insertQuery,
"INSERT INTO blog_posts (title,author_id,date_posted,post,state) VALUES (\"%s\", \"%d\", \"%s\", \"%s\", \"0\")",
title,
authorId,
@@ -75,17 +67,14 @@ int AddPost(char title[], int authorId, char datePosted[], char post[], int tags
post
)) exit(1);
- // Query the server, if successful continue, else throw error
- if (mysql_query(con, query))
+ if (mysql_query(con, insertQuery))
{
fprintf(stderr, "%s\n", mysql_error(con));
mysql_close(con);
exit(1);
}
- // Free the memory of the query string
- free(query);
-
+ free(insertQuery);
if (mysql_query(con, "SELECT LAST_INSERT_ID()"))
{
@@ -94,84 +83,66 @@ int AddPost(char title[], int authorId, char datePosted[], char post[], int tags
exit(1);
}
- // Get results
- MYSQL_RES *result = mysql_store_result(con);
- int num_fields = mysql_num_fields(result);
-
- // For all rows (only one ;P)
MYSQL_ROW row;
+ MYSQL_RES *result = mysql_store_result(con);
row = mysql_fetch_row(result);
- int output = atoi(row[0]);
+ int postID = atoi(row[0]);
- // Ignore all if tags is NULL pointer
- if (tags != NULL)
+ if (tags == NULL) return postID;
+
+ // for each in tags
+ for (int i = 0; i < tagSize / sizeof(int); i++)
{
- //printf("%d\n", tagSize / sizeof(int));
- // for the size of tags
- for (int i = 0; i < tagSize / sizeof(int); i++)
- {
- printf("%d\n", i);
-
- AssignTag(tags[i], output, con);
- }
+ AssignTag(tags[i], postID, con);
}
- return output;
+ return postID;
}
// Edits a post in the database, to the new given values
int EditPost(int postID, char title[], char post[], MYSQL* con)
{
- if (con == NULL)
- {
- con = conn2maria();
- }
+ if (con == NULL) con = conn2maria();
char* selectQuery;
if(0 > asprintf(&selectQuery,
"SELECT * FROM blog_posts WHERE id=(%d)",
postID
)) exit(1);
-// Query the server, if successful continue, else throw error
+
if (mysql_query(con, selectQuery))
{
fprintf(stderr, "%s\n", mysql_error(con));
+ free(selectQuery);
mysql_close(con);
exit(1);
}
- // Get results
MYSQL_RES *result = mysql_store_result(con);
int num_fields = mysql_num_fields(result);
- if (result == NULL) {
- printf("Hey\n");
+ if (result == NULL)
+ {
+ free(selectQuery);
+ exit(1);
}
- MYSQL_ROW row;
- int tagFound = 1;
-
-
if (mysql_fetch_row(result) == NULL)
{
- printf("Hey4\n");
- tagFound = 0;
+ free(selectQuery);
+ exit(1);
}
free(selectQuery);
char* updateQuery;
-
- if (!tagFound) { return postID; }
-
- // Build a query
- if (0 > asprintf(&updateQuery, "UPDATE blog_posts SET title=(\"%s\"), post=(\"%s\") WHERE id=(%d)",
+ if (0 > asprintf(&updateQuery,
+ "UPDATE blog_posts SET title=(\"%s\"), post=(\"%s\") WHERE id=(%d)",
title,
post,
postID
)) exit(1);
- // Query the server, if successful continue, else throw error
if (mysql_query(con, updateQuery))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -187,201 +158,150 @@ int EditPost(int postID, char title[], char post[], MYSQL* con)
// Adds a post using file data
int AddFilePost(int authorID, char filePath[], MYSQL* con)
{
+ if (con == NULL) con = conn2maria();
+ if (authorID <= 0) authorID = 1;
- if (con == NULL)
- {
- con = conn2maria();
- }
-
- // Author ID <= 0 should default to me.
- if (authorID <= 0)
- {
- authorID = 1;
- }
-
-
- // Get current data in string date
time_t t = time(NULL);
struct tm *tm = localtime(&t);
char date[64];
assert(strftime(date, sizeof(date), "%F", tm));
-
- // Define a file and buffer
FILE* FilePointer;
int BufferLength = 8192;
char Buffer[BufferLength];
- char StringEnd[] = "\0";
+ char StringEndIndicator[] = "\0";
- // Open file
FilePointer = fopen(filePath, "r");
-
- // Get first line
fgets(Buffer, BufferLength, FilePointer);
- // Get the substrings Buffer[0:3] and Buffer[-6:-1]
- // Buffer[BufferLength] is the same as "\0" but without warnings
+ // Get the substrings startTest = Buffer[0:3] and endTest = Buffer[-5:-1]
int LineLength = strlen(Buffer);
- char startTest[5] = {Buffer[0], Buffer[1], Buffer[2], Buffer[3], StringEnd[1]};
- char endTest[6] = {Buffer[LineLength - 6], Buffer[LineLength - 5], Buffer[LineLength - 4], Buffer[LineLength - 3], Buffer[LineLength - 2], StringEnd[1]};
+ char startTest[5] = {Buffer[0], Buffer[1], Buffer[2], Buffer[3], StringEndIndicator[0]};
+ char endTest[6] = {Buffer[LineLength - 6], Buffer[LineLength - 5], Buffer[LineLength - 4], Buffer[LineLength - 3], Buffer[LineLength - 2], StringEndIndicator[0]};
- // Check that the firstline starts with "
" and ends with "
"
- if (!(strcmp(startTest, "") == 0 && strcmp(endTest, "
") == 0)) {
- printf("%s What is this %s\n", startTest, endTest);
+ if (!(strcmp(startTest, "") == 0 && strcmp(endTest, "
") == 0))
+ {
+ printf("Start Test : '%s'\nEnd Test : '%s'\n", startTest, endTest);
return -1;
}
-
- // This is equivalent to Buffer = Buffer[3:-6]
- // This is done to remove the tags
- for (int i = 4; i < BufferLength; ++i) {
-
- if (Buffer[i + 6] == StringEnd[0]) {
- Buffer[i - 4] = StringEnd[0];
- break;
- }
-
- Buffer[i-4] = Buffer[i];
- }
+ Buffer[LineLength - 6] = StringEndIndicator[0];
+ char* trimmedBufferTitle;
+ trimmedBufferTitle = &Buffer[4];
// Add a new post with correct title, author and date but with an empty post.
- int postID = AddPost(Buffer, authorID, date, "", NULL, 0, con);
+ int postID = AddPost(trimmedBufferTitle, authorID, date, "", NULL, 0, con);
- // Concat the rest of the file, line by line to the new post
while (fgets(Buffer, BufferLength, FilePointer))
{
- // Build a query
- char* query;
- if(0 > asprintf(&query,
+ char* concatQuery;
+ if(0 > asprintf(&concatQuery,
"UPDATE blog_posts SET post = CONCAT(post, \"%s\n\") WHERE id=(%d)",
Buffer,
postID
)) exit(1);
- // Query the server, if successful continue, else throw error
- if (mysql_query(con, query))
+ if (mysql_query(con, concatQuery))
{
fprintf(stderr, "%s\n", mysql_error(con));
mysql_close(con);
exit(1);
}
- // Free the memory of the query string
- free(query);
+ free(concatQuery);
}
- // return the postID of the new post.
return postID;
}
// Edits a post using file data
int EditFilePost(char filePath[], int postID, MYSQL* con)
{
+ if (con == NULL) con = conn2maria();
- if (con == NULL)
- {
- con = conn2maria();
- }
-
- // Define a file and buffer
FILE* FilePointer;
int BufferLength = 8192;
char Buffer[BufferLength];
- char StringEnd[] = "\0";
+ char StringEndIndicator[] = "\0";
- // Open file
FilePointer = fopen(filePath, "r");
-
- // Get first line
fgets(Buffer, BufferLength, FilePointer);
- // Get the substrings Buffer[0:3] and Buffer[-6:-1]
- // Buffer[BufferLength] is the same as "\0" but without warnings
+ // Get the substrings startTest = Buffer[0:3] and endTest = Buffer[-6:-1]
int LineLength = strlen(Buffer);
- char startTest[5] = {Buffer[0], Buffer[1], Buffer[2], Buffer[3], StringEnd[1]};
- char endTest[6] = {Buffer[LineLength - 6], Buffer[LineLength - 5], Buffer[LineLength - 4], Buffer[LineLength - 3], Buffer[LineLength - 2], StringEnd[1]};
+ char startTest[5] = {Buffer[0], Buffer[1], Buffer[2], Buffer[3], StringEndIndicator[0]};
+ char endTest[6] = {Buffer[LineLength - 6], Buffer[LineLength - 5], Buffer[LineLength - 4], Buffer[LineLength - 3], Buffer[LineLength - 2], StringEndIndicator[0]};
- // Check that the firstline starts with "" and ends with "
"
- if (!(strcmp(startTest, "") == 0 && strcmp(endTest, "
") == 0)) {
- printf("'%s' '%s'\n", startTest, endTest);
+ if (!(strcmp(startTest, "") == 0 && strcmp(endTest, "
") == 0))
+ {
+ printf("Start Test : %s\nEnd Test : %s\n", startTest, endTest);
return -1;
}
- // This is equivalent to Buffer = Buffer[3:-6]
- // This is done to remove the tags
- for (int i = 4; i < BufferLength; ++i) {
-
- if (Buffer[i + 6] == StringEnd[0]) {
- Buffer[i - 4] = StringEnd[0];
- break;
- }
+ Buffer[LineLength - 6] = StringEndIndicator[0];
+ char* trimmedBufferTitle;
+ trimmedBufferTitle = &Buffer[4];
- Buffer[i-4] = Buffer[i];
- }
+ // Edits post with correct title and empties post.
+ EditPost(postID, trimmedBufferTitle, "", con);
- // Edits post with correct title, but with an empty post.
- EditPost(postID, Buffer, "", con);
-
- // Concat the rest of the file, line by line to the post
while (fgets(Buffer, BufferLength, FilePointer))
{
- // Build a query
- char* query;
- if(0 > asprintf(&query,
+ char* concatQuery;
+ if(0 > asprintf(&concatQuery,
"UPDATE blog_posts SET post = CONCAT(post, \"%s\") WHERE id=(%d)",
Buffer,
postID
)) exit(1);
- // Query the server, if successful continue, else throw error
- if (mysql_query(con, query))
+ if (mysql_query(con, concatQuery))
{
fprintf(stderr, "%s\n", mysql_error(con));
mysql_close(con);
exit(1);
}
- // Free the memory of the query string
- free(query);
+ free(concatQuery);
}
- // return the postID of the new post.
return postID;
}
-// Open a temporary file containing the standard template,
-// and add the contents as a post
+// Open a temporary file containing the standard template, and add the contents as a post
int BlogWrite(MYSQL* con)
{
+ if (con == NULL) con = conn2maria();
+
FILE *fp;
char* tmpName = tmpnam(NULL);
- //fp = tmpfile();
-
fp = fopen(tmpName, "w+");
fprintf(fp, "\n
\n");
fclose(fp);
char* command;
- if(0 > asprintf(&command, "${EDITOR:-'vi'} %s", tmpName)) exit(1);
+ if(0 > asprintf(&command,
+ "${EDITOR:-'vi'} %s",
+ tmpName
+ )) exit(1);
system(command);
- AddFilePost(1, tmpName, con);
+
+ int postID = AddFilePost(1, tmpName, con);
remove(tmpName);
- return 1;
+ return postID;
}
-// Open a temporary file containing the contents of the given post
-// and update the contents as a post
+// Open a temporary file containing the contents of the given post and update the contents as a post
int BlogEdit(int postID, MYSQL* con)
{
+ if (con == NULL) con = conn2maria();
+
FILE *fp;
char* tmpName = tmpnam(NULL);
- //fp = tmpfile();
-
char *result[6];
PullPostData(result, postID, NULL);
@@ -390,29 +310,30 @@ int BlogEdit(int postID, MYSQL* con)
fclose(fp);
char* command;
- if(0 > asprintf(&command, "${EDITOR:-'vi'} %s", tmpName)) exit(1);
+ if(0 > asprintf(&command,
+ "${EDITOR:-'vi'} %s",
+ tmpName
+ )) exit(1);
system(command);
EditFilePost(tmpName, postID, con);
remove(tmpName);
- return 1;
+ return postID;
}
// Pulls a single post's data into the supplied array
int PullPostData(char* strings[6], int postID, MYSQL* con)
{
- if (con == NULL)
- {
- con = conn2maria();
- }
+ if (con == NULL) con = conn2maria();
- // Build a query
char* query;
- if(0 > asprintf(&query, "SELECT * FROM blog_posts WHERE id=(%d)", postID)) exit(1);
+ if(0 > asprintf(&query,
+ "SELECT * FROM blog_posts WHERE id=(%d)",
+ postID
+ )) exit(1);
- // Query the server, if successful continue, else throw error
if (mysql_query(con, query))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -420,37 +341,27 @@ int PullPostData(char* strings[6], int postID, MYSQL* con)
exit(1);
}
- // Free the memory of the query string
free(query);
- // Get results
MYSQL_RES *result = mysql_store_result(con);
int num_fields = mysql_num_fields(result);
- // For all rows (only one ;P)
MYSQL_ROW row;
- while ((row = mysql_fetch_row(result)))
+ if (!(row = mysql_fetch_row(result))) return postID;
+
+ for(int i = 0; i < num_fields; i++)
{
- // For all fields in row
- for(int i = 0; i < num_fields; i++)
- {
- // 'return' the output
- strings[i] = row[i];
- }
-
+ strings[i] = row[i];
}
return postID;
}
+// Pull all coloums of all posts except for the post coloumn
int PullPostDescriptions(int** IDs, char* Titles[255], int** authors, int** dates, MYSQL* con)
{
- if (con == NULL)
- {
- con = conn2maria();
- }
+ if (con == NULL) con = conn2maria();
- // Query the server, if successful continue, else throw error
if (mysql_query(con, "SELECT COUNT(*) FROM blog_posts"))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -458,17 +369,14 @@ int PullPostDescriptions(int** IDs, char* Titles[255], int** authors, int** date
exit(1);
}
- // Get results
MYSQL_RES *result = mysql_store_result(con);
MYSQL_ROW row;
row = mysql_fetch_row(result);
- // Get the Count
int count = atoi(row[0]);
free(result);
- // Query the server, if successful continue, else throw error
if (mysql_query(con, "SELECT id,title,author_id,date_posted FROM blog_posts WHERE state=0;"))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -479,38 +387,29 @@ int PullPostDescriptions(int** IDs, char* Titles[255], int** authors, int** date
MYSQL_RES *result2 = mysql_store_result(con);
// Allocate the array that was passed by reference
- // To be one larger than I need.
+ // To be one larger than needed
*IDs = (int *)malloc(sizeof(int) * (count + 1));
*authors = (int *)malloc(sizeof(int) * (count + 1));
*dates = (int *)malloc(sizeof(int) * (count + 1));
*Titles = (char **)malloc((count + 1) * sizeof(char *));
- for (int i = 0; i < count + 1; ++i) {
+ for (int i = 0; i < count + 1; ++i)
+ {
Titles[i] = malloc(sizeof(char) * 255);
}
-
- //*Titles = (char *)malloc(((count + 1) * 255) * sizeof(char));
-
-
- // loop count times.
- for (int i = 0; i < count; ++i) {
- //Get row
+ for (int i = 0; i < count; ++i)
+ {
row = mysql_fetch_row(result2);
+ if (row == NULL) break;
- // If the row exists (I counted them, so it must exist.)
- if (row != NULL) {
- // Set the i-th element of the array, that was passed by reference, to be the current row's ID
- //*(*arr + i) = atoi(row[0]);
-
- *(*IDs + i) = atoi(row[0]);
- *(*authors + i) = atoi(row[2]);
- *(*dates + i) = atoi(row[3]);
-
- for (int y = 0; y < 255; ++y) {
- Titles[i][y] = row[1][y];
- }
-
+ *(*IDs + i) = atoi(row[0]);
+ *(*authors + i) = atoi(row[2]);
+ *(*dates + i) = atoi(row[3]);
+
+ for (int y = 0; y < 255; ++y)
+ {
+ Titles[i][y] = row[1][y];
}
}
@@ -519,31 +418,24 @@ int PullPostDescriptions(int** IDs, char* Titles[255], int** authors, int** date
// Enters unknown memory.
//*(*arr + count) = -1;
*(*IDs + count) = -1;
-
*(*authors + count) = -1;
*(*dates + count) = -1;
*(*Titles + count) = "";
- // Return the count, for easy looping.
return count;
}
-// Adds a tag
+// Adds a new tag
int AddTag(char tagTitle[], MYSQL* con)
{
- if (con == NULL)
- {
- con = conn2maria();
- }
+ if (con == NULL) con = conn2maria();
char* insertQuery;
-
- // Build a query
- if (0 > asprintf(&insertQuery, "INSERT INTO tags (name) VALUES (\"%s\")",
+ if (0 > asprintf(&insertQuery,
+ "INSERT INTO tags (name) VALUES (\"%s\")",
tagTitle
)) exit(1);
- // Query the server, if successful continue, else throw error
if (mysql_query(con, insertQuery))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -560,59 +452,50 @@ int AddTag(char tagTitle[], MYSQL* con)
exit(1);
}
- // Get results
MYSQL_RES *result = mysql_store_result(con);
int num_fields = mysql_num_fields(result);
- // For all rows (only one ;P)
MYSQL_ROW row;
row = mysql_fetch_row(result);
- int output = atoi(row[0]);
+ int tagID = atoi(row[0]);
- return output;
+ return tagID;
}
// Removes a tag, and unassigns itself from any and all posts.
int DeleteTag(int tagID, MYSQL* con)
{
- if (con == NULL)
- {
- con = conn2maria();
- }
+ if (con == NULL) con = conn2maria();
- char* deleteQuery;
-
- // Build a query
- if (0 > asprintf(&deleteQuery, "DELETE FROM tags WHERE id=(%d)",
+ char* deleteTagQuery;
+ if (0 > asprintf(&deleteTagQuery,
+ "DELETE FROM tags WHERE id=(%d)",
tagID
)) exit(1);
- // Query the server, if successful continue, else throw error
- if (mysql_query(con, deleteQuery))
+ if (mysql_query(con, deleteTagQuery))
{
fprintf(stderr, "%s\n", mysql_error(con));
mysql_close(con);
exit(1);
}
- free(deleteQuery);
+ free(deleteTagQuery);
- char* deleteTagsQuery;
-
- // Build a query
- if (0 > asprintf(&deleteTagsQuery, "DELETE FROM blog_post_tags WHERE tag_id=(%d)",
+ char* deleteTagAssignmentsQuery;
+ if (0 > asprintf(&deleteTagAssignmentsQuery,
+ "DELETE FROM blog_post_tags WHERE tag_id=(%d)",
tagID
)) exit(1);
- // Query the server, if successful continue, else throw error
- if (mysql_query(con, deleteTagsQuery))
+ if (mysql_query(con, deleteTagAssignmentsQuery))
{
fprintf(stderr, "%s\n", mysql_error(con));
mysql_close(con);
exit(1);
}
- free(deleteTagsQuery);
+ free(deleteTagAssignmentsQuery);
return tagID;
}
@@ -620,11 +503,7 @@ int DeleteTag(int tagID, MYSQL* con)
// Edit the tag name
int EditTag(int tagID, char tagTitle[], MYSQL* con)
{
-
- if (con == NULL)
- {
- con = conn2maria();
- }
+ if (con == NULL) con = conn2maria();
char* selectQuery;
if(0 > asprintf(&selectQuery,
@@ -632,7 +511,6 @@ int EditTag(int tagID, char tagTitle[], MYSQL* con)
tagID
)) exit(1);
- // Query the server, if successful continue, else throw error
if (mysql_query(con, selectQuery))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -640,32 +518,26 @@ int EditTag(int tagID, char tagTitle[], MYSQL* con)
exit(1);
}
- // Get results
MYSQL_RES *result = mysql_store_result(con);
int num_fields = mysql_num_fields(result);
MYSQL_ROW row;
- int tagFound = 1;
-
if (mysql_fetch_row(result) == NULL)
{
- tagFound = 0;
+ free(selectQuery);
+ return tagID;
}
free(selectQuery);
char* updateQuery;
-
- if (!tagFound) { return tagID; }
-
- // Build a query
- if (0 > asprintf(&updateQuery, "UPDATE tags SET name=(\"%s\") WHERE id=(%d)",
+ if (0 > asprintf(&updateQuery,
+ "UPDATE tags SET name=(\"%s\") WHERE id=(%d)",
tagTitle,
tagID
)) exit(1);
- // Query the server, if successful continue, else throw error
if (mysql_query(con, updateQuery))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -681,10 +553,7 @@ int EditTag(int tagID, char tagTitle[], MYSQL* con)
// Assign a post a given tag.
int AssignTag(int tagID, int postID, MYSQL* con)
{
- if (con == NULL)
- {
- con = conn2maria();
- }
+ if (con == NULL) con = conn2maria();
char* selectQuery;
if(0 > asprintf(&selectQuery,
@@ -693,7 +562,6 @@ int AssignTag(int tagID, int postID, MYSQL* con)
postID
)) exit(1);
- // Query the server, if successful continue, else throw error
if (mysql_query(con, selectQuery))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -701,34 +569,31 @@ int AssignTag(int tagID, int postID, MYSQL* con)
exit(1);
}
- // Get results
MYSQL_RES *result = mysql_store_result(con);
int num_fields = mysql_num_fields(result);
- if (result == NULL) {
- printf("Hey\n");
+ if (result == NULL)
+ {
+ return postID;
}
MYSQL_ROW row;
- int tagFound = 1;
-
if (mysql_fetch_row(result) == NULL)
{
- printf("Hey4\n");
- tagFound = 0;
+ free(selectQuery);
+ return postID;
}
free(selectQuery);
char* insertQuery;
-
- if (tagFound) { return postID; }
-
- // Build a query
- if (0 > asprintf(&insertQuery, "INSERT INTO blog_post_tags (tag_id,blog_post_id) VALUES (%d, %d)", tagID, postID )) exit(1);
+ if (0 > asprintf(&insertQuery,
+ "INSERT INTO blog_post_tags (tag_id,blog_post_id) VALUES (%d, %d)",
+ tagID,
+ postID
+ )) exit(1);
- // Query the server, if successful continue, else throw error
if (mysql_query(con, insertQuery))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -744,20 +609,15 @@ int AssignTag(int tagID, int postID, MYSQL* con)
// Unassign a tag from the given post
int RetractTag(int tagID, int postID, MYSQL* con)
{
- if (con == NULL)
- {
- con = conn2maria();
- }
+ if (con == NULL) con = conn2maria();
char* deleteQuery;
-
- // Build a query
- if (0 > asprintf(&deleteQuery, "DELETE FROM blog_post_tags WHERE tag_id=(%d) AND blog_post_id=(%d)",
+ if (0 > asprintf(&deleteQuery,
+ "DELETE FROM blog_post_tags WHERE tag_id=(%d) AND blog_post_id=(%d)",
tagID,
postID
)) exit(1);
- // Query the server, if successful continue, else throw error
if (mysql_query(con, deleteQuery))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -773,21 +633,16 @@ int RetractTag(int tagID, int postID, MYSQL* con)
// Add an author
int AddAuthor(char firstName[], char lastName[], char email[], MYSQL* con)
{
- if (con == NULL)
- {
- con = conn2maria();
- }
+ if (con == NULL) con = conn2maria();
char* insertQuery;
-
- // Build a query
- if (0 > asprintf(&insertQuery, "INSERT INTO people (first_name, last_name, email) VALUES (\"%s\", \"%s\", \"%s\")",
+ if (0 > asprintf(&insertQuery,
+ "INSERT INTO people (first_name, last_name, email) VALUES (\"%s\", \"%s\", \"%s\")",
firstName,
lastName,
email
)) exit(1);
- // Query the server, if successful continue, else throw error
if (mysql_query(con, insertQuery))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -804,56 +659,46 @@ int AddAuthor(char firstName[], char lastName[], char email[], MYSQL* con)
exit(1);
}
- // Get results
MYSQL_RES *result = mysql_store_result(con);
int num_fields = mysql_num_fields(result);
- // For all rows (only one ;P)
MYSQL_ROW row;
row = mysql_fetch_row(result);
- int output = atoi(row[0]);
+ int authorID = atoi(row[0]);
- return output;
+ return authorID;
}
// Pull the full name and email of the given author ID
int PullAuthorData(char* strings[4], int authorID, MYSQL* con)
{
- if (con == NULL)
- {
- con = conn2maria();
- }
+ if (con == NULL) con = conn2maria();
- // Build a query
- char* query;
- if(0 > asprintf(&query, "SELECT * FROM people WHERE id=(%d)", authorID)) exit(1);
+ char* selectQuery;
+ if(0 > asprintf(&selectQuery,
+ "SELECT * FROM people WHERE id=(%d)",
+ authorID
+ )) exit(1);
- // Query the server, if successful continue, else throw error
- if (mysql_query(con, query))
+ if (mysql_query(con, selectQuery))
{
fprintf(stderr, "%s\n", mysql_error(con));
mysql_close(con);
exit(1);
}
- // Free the memory of the query string
- free(query);
+ free(selectQuery);
- // Get results
MYSQL_RES *result = mysql_store_result(con);
int num_fields = mysql_num_fields(result);
- // For all rows (only one ;P)
MYSQL_ROW row;
- while ((row = mysql_fetch_row(result)))
- {
- // For all fields in row
- for(int i = 0; i < num_fields; i++)
- {
- // 'return' the output
- strings[i] = row[i];
- }
+ if (!(row = mysql_fetch_row(result))) return authorID;
+
+ for(int i = 0; i < num_fields; i++)
+ {
+ strings[i] = row[i];
}
return authorID;
@@ -862,11 +707,7 @@ int PullAuthorData(char* strings[4], int authorID, MYSQL* con)
// Change the author of a given post
int ChangeAuthor(int postID, int authorID, MYSQL* con)
{
-
- if (con == NULL)
- {
- con = conn2maria();
- }
+ if (con == NULL) con = conn2maria();
char* selectQuery;
if(0 > asprintf(&selectQuery,
@@ -874,7 +715,6 @@ int ChangeAuthor(int postID, int authorID, MYSQL* con)
postID
)) exit(1);
- // Query the server, if successful continue, else throw error
if (mysql_query(con, selectQuery))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -882,32 +722,26 @@ int ChangeAuthor(int postID, int authorID, MYSQL* con)
exit(1);
}
- // Get results
MYSQL_RES *result = mysql_store_result(con);
int num_fields = mysql_num_fields(result);
MYSQL_ROW row;
- int postFound = 1;
-
if (mysql_fetch_row(result) == NULL)
{
- postFound = 0;
+ free(selectQuery);
+ return postID;
}
free(selectQuery);
char* updateQuery;
-
- if (!postFound) { return postID; }
-
- // Build a query
- if (0 > asprintf(&updateQuery, "UPDATE blog_posts SET author_id=(%d) WHERE id=(%d)",
+ if (0 > asprintf(&updateQuery,
+ "UPDATE blog_posts SET author_id=(%d) WHERE id=(%d)",
authorID,
postID
)) exit(1);
- // Query the server, if successful continue, else throw error
if (mysql_query(con, updateQuery))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -923,10 +757,7 @@ int ChangeAuthor(int postID, int authorID, MYSQL* con)
// Toggles the posts state, which determines whether the code ignores it.
int TogglePost(int postID, MYSQL* con)
{
- if (con == NULL)
- {
- con = conn2maria();
- }
+ if (con == NULL) con = conn2maria();
char* selectQuery;
if(0 > asprintf(&selectQuery,
@@ -934,7 +765,6 @@ int TogglePost(int postID, MYSQL* con)
postID
)) exit(1);
- // Query the server, if successful continue, else throw error
if (mysql_query(con, selectQuery))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -942,30 +772,24 @@ int TogglePost(int postID, MYSQL* con)
exit(1);
}
- // Get results
MYSQL_RES *result = mysql_store_result(con);
int num_fields = mysql_num_fields(result);
MYSQL_ROW row;
row = mysql_fetch_row(result);
- if (row == NULL)
- {
- return postID;
- }
+ if (row == NULL) return postID;
int state = atoi(row[5]);
free(selectQuery);
char* updateQuery;
-
- // Build a query
- if (0 > asprintf(&updateQuery, "UPDATE blog_posts SET state=(%d) WHERE id=(%d)",
+ if (0 > asprintf(&updateQuery,
+ "UPDATE blog_posts SET state=(%d) WHERE id=(%d)",
!state,
postID
)) exit(1);
- // Query the server, if successful continue, else throw error
if (mysql_query(con, updateQuery))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -981,10 +805,7 @@ int TogglePost(int postID, MYSQL* con)
// Return true if state is 0, false if it doesn't exist or 1
bool IsEnabled(int postID, MYSQL* con)
{
- if (con == NULL)
- {
- con = conn2maria();
- }
+ if (con == NULL) con = conn2maria();
char* selectQuery;
if(0 > asprintf(&selectQuery,
@@ -992,7 +813,6 @@ bool IsEnabled(int postID, MYSQL* con)
postID
)) exit(1);
- // Query the server, if successful continue, else throw error
if (mysql_query(con, selectQuery))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -1000,7 +820,6 @@ bool IsEnabled(int postID, MYSQL* con)
exit(1);
}
- // Get results
MYSQL_RES *result = mysql_store_result(con);
int num_fields = mysql_num_fields(result);
@@ -1009,27 +828,20 @@ bool IsEnabled(int postID, MYSQL* con)
row = mysql_fetch_row(result);
- if (row == NULL)
- {
- return false;
- }
+ if (row == NULL) return false;
int state = atoi(row[5]);
free(selectQuery);
+
return !state;
}
// Returns the count, and pass an array of IDs for all posts by reference,
// the last element in the array is set to be negative as to prevent going into unallocated data.
-// Remember to free() the returned array
int PostIDs(int** arr, MYSQL* con)
{
- if (con == NULL)
- {
- con = conn2maria();
- }
+ if (con == NULL) con = conn2maria();
- // Query the server, if successful continue, else throw error
if (mysql_query(con, "SELECT COUNT(*) FROM blog_posts"))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -1037,17 +849,14 @@ int PostIDs(int** arr, MYSQL* con)
exit(1);
}
- // Get results
MYSQL_RES *result = mysql_store_result(con);
MYSQL_ROW row;
row = mysql_fetch_row(result);
- // Get the Count
int count = atoi(row[0]);
free(result);
- // Query the server, if successful continue, else throw error
if (mysql_query(con, "SELECT id FROM blog_posts"))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -1057,20 +866,15 @@ int PostIDs(int** arr, MYSQL* con)
MYSQL_RES *result2 = mysql_store_result(con);
- // Allocate the array that was passed by reference
- // To be one larger than I need.
+ // Allocate the array that was passed by reference to be one larger than needed
*arr = (int *)malloc(sizeof(int) * (count + 1));
- // loop count times.
- for (int i = 0; i < count; ++i) {
- //Get row
+ for (int i = 0; i < count; ++i)
+ {
row = mysql_fetch_row(result2);
+ if (row == NULL) break;
- // If the row exists (I counted them, so it must exist.)
- if (row != NULL) {
- // Set the i-th element of the array, that was passed by reference, to be the current row's ID
- *(*arr + i) = atoi(row[0]);
- }
+ *(*arr + i) = atoi(row[0]);
}
// Set the last element in the array passed by reference to -1,
@@ -1078,21 +882,15 @@ int PostIDs(int** arr, MYSQL* con)
// Enters unknown memory.
*(*arr + count) = -1;
- // Return the count, for easy looping.
return count;
}
// Returns the count, and pass an array of IDs for all the posts that have state=0 by reference,
// the last element in the array is set to be negative as to prevent going into unallocated data.
-// Remember to free() the returned array
int ActivePostIDs(int** arr, MYSQL* con)
{
- if (con == NULL)
- {
- con = conn2maria();
- }
+ if (con == NULL) con = conn2maria();
- // Query the server, if successful continue, else throw error
if (mysql_query(con, "SELECT COUNT(*) FROM blog_posts WHERE state=(0)"))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -1100,17 +898,14 @@ int ActivePostIDs(int** arr, MYSQL* con)
exit(1);
}
- // Get results
MYSQL_RES *result = mysql_store_result(con);
MYSQL_ROW row;
row = mysql_fetch_row(result);
- // Get the Count
int count = atoi(row[0]);
free(result);
- // Query the server, if successful continue, else throw error
if (mysql_query(con, "SELECT id FROM blog_posts WHERE state=(0)"))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -1120,20 +915,16 @@ int ActivePostIDs(int** arr, MYSQL* con)
MYSQL_RES *result2 = mysql_store_result(con);
- // Allocate the array that was passed by reference
- // To be one larger than I need.
+ // Allocate the array that was passed by reference to be one larger than needed
*arr = (int *)malloc(sizeof(int) * (count + 1));
- // loop count times.
- for (int i = 0; i < count; ++i) {
- //Get row
+ for (int i = 0; i < count; ++i)
+ {
row = mysql_fetch_row(result2);
- // If the row exists (I counted them, so it must exist.)
- if (row != NULL) {
- // Set the i-th element of the array, that was passed by reference, to be the current row's ID
- *(*arr + i) = atoi(row[0]);
- }
+ if (row == NULL) break;
+
+ *(*arr + i) = atoi(row[0]);
}
// Set the last element in the array passed by reference to -1,
@@ -1141,21 +932,15 @@ int ActivePostIDs(int** arr, MYSQL* con)
// Enters unknown memory.
*(*arr + count) = -1;
- // Return the count, for easy looping.
return count;
}
// Returns the count, and pass an array of IDs for all authors by reference,
// the last element in the array is set to be negative as to prevent going into unallocated data.
-// Remember to free() the returned array
int AuthorIDs(int** arr, MYSQL* con)
{
- if (con == NULL)
- {
- con = conn2maria();
- }
+ if (con == NULL) con = conn2maria();
- // Query the server, if successful continue, else throw error
if (mysql_query(con, "SELECT COUNT(*) FROM people"))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -1163,17 +948,14 @@ int AuthorIDs(int** arr, MYSQL* con)
exit(1);
}
- // Get results
MYSQL_RES *result = mysql_store_result(con);
MYSQL_ROW row;
row = mysql_fetch_row(result);
- // Get the Count
int count = atoi(row[0]);
free(result);
- // Query the server, if successful continue, else throw error
if (mysql_query(con, "SELECT id FROM people"))
{
fprintf(stderr, "%s\n", mysql_error(con));
@@ -1183,20 +965,16 @@ int AuthorIDs(int** arr, MYSQL* con)
MYSQL_RES *result2 = mysql_store_result(con);
- // Allocate the array that was passed by reference
- // To be one larger than I need.
+ // Allocate the array that was passed by reference to be one larger than needed
*arr = (int *)malloc(sizeof(int) * (count + 1));
- // loop count times.
- for (int i = 0; i < count; ++i) {
- //Get row
+ for (int i = 0; i < count; ++i)
+ {
row = mysql_fetch_row(result2);
- // If the row exists (I counted them, so it must exist.)
- if (row != NULL) {
- // Set the i-th element of the array, that was passed by reference, to be the current row's ID
- *(*arr + i) = atoi(row[0]);
- }
+ if (row == NULL) break;
+
+ *(*arr + i) = atoi(row[0]);
}
// Set the last element in the array passed by reference to -1,
@@ -1204,169 +982,6 @@ int AuthorIDs(int** arr, MYSQL* con)
// Enters unknown memory.
*(*arr + count) = -1;
- // Return the count, for easy looping.
return count;
}
-// Main
-int main(int argc, char *argv[])
-{
- /*
- // ===================================
- // Example of using 'PullPostData()'
- // ===================================
-
- // Init array of six strings
- // Pull data of postID '1' into 'result'
- char *result[6];
- PullPostData(result, 42, NULL);
-
- // Foreach in result
- for (int i = 0; i < sizeof(result)/sizeof(result[0]); i++)
- {
- // Print contents on a new line
- printf("%s\n", result[i]);
- }
-
- // ===================================
- */
-
- /*
- // ===================================
- // Example of using 'PullAuthorData()'
- // ===================================
-
- // Init array of four strings
- // Pull data of authorID '1' into 'result'
- char *result[4];
- PullAuthorData(result, 1, NULL);
-
- // Foreach in result
- for (int i = 0; i < sizeof(result)/sizeof(result[0]); i++)
- {
- // Print contents on a new line
- printf("%s\n", result[i]);
- }
- // ===================================
- */
-
- /*
- // ===================================
- // Example of using 'PostIDs()'
- // ===================================
-
- // Generate array of IDs
- int *postIDs;
- int count1 = PostIDs(&postIDs, NULL);
-
- // Loop until element is negative i.e. the last
- for (int i = 0; i < count1; ++i)
- {
- // Print contents on a new line
- printf("%d\n", postIDs[i]);
- }
-
- // Free the memory
- free(postIDs);
-
- // ===================================
- */
-
- /*
- // ===================================
- // Example of using 'ActivePostIDs()'
- // ===================================
-
- // Generate array of IDs
- int *activePostIDs;
- int count2 = ActivePostIDs(&activePostIDs, NULL);
-
- // Loop until element is negative i.e. the last
- for (int i = 0; i < count2; ++i)
- {
- // Print contents on a new line
- printf("%d\n", activePostIDs[i]);
- }
-
- // Free the memory
- free(activePostIDs);
-
- // ===================================
- */
-
- /*
- // ===================================
- // Example of using 'AuthorIDs()'
- // ===================================
-
- // Generate array of IDs
- int *authorIDs;
- int count3 = AuthorIDs(&authorIDs, NULL);
-
- // Loop until element is negative i.e. the last
- for (int i = 0; i < count3; ++i)
- {
- // Print contents on a new line
- printf("%d\n", authorIDs[i]);
- }
-
- // Free the memory
- free(authorIDs);
-
- // ===================================
- */
-
- /*
- // ===================================
- // Example of using 'PullPostDescriptions()'
- // ===================================
-
- // Generate array of IDs
- int *IDs;
- int *authors;
- int *dates;
- char *Titles[255];
- int count4 = PullPostDescriptions(&IDs, &Titles, &authors, &dates, NULL);
-
- // Loop until element is negative i.e. the last
- for (int i = 0; i < count4; ++i)
- {
- // Print contents on a new line
- printf("%d %s %d %d\n", IDs[i], Titles[i], authors[i], dates[i]);
- }
-
- // Free the memory
- free(IDs);
- free(authors);
- free(dates);
-
- // ===================================
- */
-
- // Open the connection
- MYSQL *con = conn2maria();
-
- // AddPost return the inserted rows, NULL pointer for no tags, 0 for size
- //
- //int tags[] = {1, 2, 3};
- //printf("%d", AddPost("Something", 2, "2020-01-01", "Ssdjshdjahdkjomething", tags, sizeof(tags), con));
-
- //AssignTag(6, 42, con);
- //EditPost(69, "HEY", "THERE BUDDY", con);
- //printf("%d\n", AddTag("Test", con));
- //DeleteTag(7, con);
- //RetractTag(1, 1, con);
- //EditTag(5, "Projects", con);
- //AddAuthor("Me", "Meson", "email@me.com", con);
- //ChangeAuthor(93, 1, con);
- //TogglePost(81, con);
- //printf("%s\n", IsEnabled(81, con) ? "True" : "False");
- //AddFilePost(1, "/home/adam/Documents/html/linuxenv.html", con);
- //EditFilePost("/home/adam/Documents/html/linuxenv.html", 69, con);
- //BlogWrite(con);
- //BlogEdit(69, con);
-
- // =================================
-
- exit(0);
-}
diff --git a/examples.md b/examples.md
new file mode 100644
index 0000000..ed54f18
--- /dev/null
+++ b/examples.md
@@ -0,0 +1,164 @@
+```c
+// Main
+int main(int argc, char *argv[])
+{
+ /*
+ // ===================================
+ // Example of using 'PullPostData()'
+ // ===================================
+
+ // Init array of six strings
+ // Pull data of postID '1' into 'result'
+ char *result[6];
+ PullPostData(result, 42, NULL);
+
+ // Foreach in result
+ for (int i = 0; i < sizeof(result)/sizeof(result[0]); i++)
+ {
+ // Print contents on a new line
+ printf("%s\n", result[i]);
+ }
+
+ // ===================================
+ */
+
+ /*
+ // ===================================
+ // Example of using 'PullAuthorData()'
+ // ===================================
+
+ // Init array of four strings
+ // Pull data of authorID '1' into 'result'
+ char *result[4];
+ PullAuthorData(result, 1, NULL);
+
+ // Foreach in result
+ for (int i = 0; i < sizeof(result)/sizeof(result[0]); i++)
+ {
+ // Print contents on a new line
+ printf("%s\n", result[i]);
+ }
+ // ===================================
+ */
+
+ /*
+ // ===================================
+ // Example of using 'PostIDs()'
+ // ===================================
+
+ // Generate array of IDs
+ int *postIDs;
+ int count1 = PostIDs(&postIDs, NULL);
+
+ // Loop until element is negative i.e. the last
+ for (int i = 0; i < count1; ++i)
+ {
+ // Print contents on a new line
+ printf("%d\n", postIDs[i]);
+ }
+
+ // Free the memory
+ free(postIDs);
+
+ // ===================================
+ */
+
+ /*
+ // ===================================
+ // Example of using 'ActivePostIDs()'
+ // ===================================
+
+ // Generate array of IDs
+ int *activePostIDs;
+ int count2 = ActivePostIDs(&activePostIDs, NULL);
+
+ // Loop until element is negative i.e. the last
+ for (int i = 0; i < count2; ++i)
+ {
+ // Print contents on a new line
+ printf("%d\n", activePostIDs[i]);
+ }
+
+ // Free the memory
+ free(activePostIDs);
+
+ // ===================================
+ */
+
+ /*
+ // ===================================
+ // Example of using 'AuthorIDs()'
+ // ===================================
+
+ // Generate array of IDs
+ int *authorIDs;
+ int count3 = AuthorIDs(&authorIDs, NULL);
+
+ // Loop until element is negative i.e. the last
+ for (int i = 0; i < count3; ++i)
+ {
+ // Print contents on a new line
+ printf("%d\n", authorIDs[i]);
+ }
+
+ // Free the memory
+ free(authorIDs);
+
+ // ===================================
+ */
+
+ /*
+ // ===================================
+ // Example of using 'PullPostDescriptions()'
+ // ===================================
+
+ // Generate array of IDs
+ int *IDs;
+ int *authors;
+ int *dates;
+ char *Titles[255];
+ int count4 = PullPostDescriptions(&IDs, &Titles, &authors, &dates, NULL);
+
+ // Loop until element is negative i.e. the last
+ for (int i = 0; i < count4; ++i)
+ {
+ // Print contents on a new line
+ printf("%d %s %d %d\n", IDs[i], Titles[i], authors[i], dates[i]);
+ }
+
+ // Free the memory
+ free(IDs);
+ free(authors);
+ free(dates);
+
+ // ===================================
+ */
+
+ // Open the connection
+ MYSQL *con = conn2maria();
+
+ // AddPost return the inserted rows, NULL pointer for no tags, 0 for size
+ //
+ //int tags[] = {1, 2, 3};
+ //printf("%d", AddPost("Something", 2, "2020-01-01", "Ssdjshdjahdkjomething", tags, sizeof(tags), con));
+
+ //AssignTag(6, 42, con);
+ //EditPost(69, "HEY", "THERE BUDDY", con);
+ //printf("%d\n", AddTag("Test", con));
+ //DeleteTag(7, con);
+ //RetractTag(1, 1, con);
+ //EditTag(5, "Projects", con);
+ //AddAuthor("Me", "Meson", "email@me.com", con);
+ //ChangeAuthor(93, 1, con);
+ //TogglePost(81, con);
+ //printf("%s\n", IsEnabled(81, con) ? "True" : "False");
+ //AddFilePost(1, "/home/adam/Documents/html/linuxenv.html", con);
+ //EditFilePost("/home/adam/Documents/html/linuxenv.html", 1, con);
+ //BlogWrite(con);
+ //BlogEdit(69, con);
+
+ // =================================
+
+ exit(0);
+}
+```