mirror of https://github.com/acanas/swad-core.git
139 lines
3.9 KiB
C
139 lines
3.9 KiB
C
// swad_convert_photos.c
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// Created on: 25/11/2013
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// Author: Antonio Cañas Vargas
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// Compile with: gcc -Wall -O1 swad_convert_photos.c -o swad_convert_photos -lmysqlclient -L/usr/lib64/mysql
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#include "swad_ID.h"
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#include <mysql/mysql.h>
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#include <limits.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#define DATABASE_HOST "swad.ugr.es"
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#define DATABASE_USER "swad"
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#define DATABASE_PASSWORD "********"
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#define DATABASE_DBNAME "swad"
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#define PATH_SWAD_PRIVATE "/var/www/swad"
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#define PATH_SWAD_PUBLIC "/var/www/html/swad"
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#define FOLDER_PHOTO "photo"
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#define WEB_USER "apache"
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void ExecuteCommand (const char *Command)
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{
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printf ("%s\n",Command);
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if (system (Command) < 0)
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{
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fprintf (stderr,"Error when executing command: %s\n",Command);
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exit (1);
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}
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}
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int CheckIfPathExists (const char *Path)
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{
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return access (Path,F_OK) ? 0 :
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1;
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}
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int main (void)
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{
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char *Query = "SELECT UsrCod,UsrID FROM usr_IDs ORDER BY UsrCod";
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MYSQL mysql;
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MYSQL_RES *mysql_res;
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MYSQL_ROW row;
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unsigned NumRows;
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unsigned NumPhotos = 0;
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unsigned i;
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long UsrCod;
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char UsrID[ID_MAX_BYTES_USR_ID + 1];
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char OldPathPhoto[PATH_MAX + 1];
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char Command[1024 + PATH_MAX * 2];
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sprintf (Command,"mv %s/%s %s/%s_backup",
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PATH_SWAD_PRIVATE,FOLDER_PHOTO,
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PATH_SWAD_PRIVATE,FOLDER_PHOTO);
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ExecuteCommand (Command);
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sprintf (Command,"mkdir %s/%s",
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PATH_SWAD_PRIVATE,FOLDER_PHOTO);
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ExecuteCommand (Command);
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for (i=0; i<100; i++)
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{
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sprintf (Command,"mkdir %s/%s/%02u",
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PATH_SWAD_PRIVATE,FOLDER_PHOTO,i);
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ExecuteCommand (Command);
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}
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if (mysql_init (&mysql) == NULL)
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{
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fprintf (stderr,"Can not init MySQL.");
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return 1;
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}
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if (!mysql_real_connect (&mysql,DATABASE_HOST,DATABASE_USER,DATABASE_PASSWORD,DATABASE_DBNAME,0,NULL,0))
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{
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fprintf (stderr,"Can not connect to database");
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return 2;
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}
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if (mysql_query (&mysql,Query))
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{
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fprintf (stderr,"%s",mysql_error (&mysql));
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return 3;
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}
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if ((mysql_res = mysql_store_result (&mysql)) == NULL)
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{
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fprintf (stderr,"%s",mysql_error (&mysql));
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return 4;
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}
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if ((NumRows = (unsigned) mysql_num_rows (mysql_res)))
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{
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for (i=0; i<NumRows; i++)
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{
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row = mysql_fetch_row (mysql_res);
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if (row[0])
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if (row[0][0])
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if (sscanf (row[0],"%ld",&UsrCod) == 1) // UsrCod
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if (row[1])
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{
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Str_Copy (UsrID,row[1],
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ID_MAX_BYTES_USR_ID); // UsrID
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sprintf (OldPathPhoto,"%s/%s_backup/%s_original.jpg",
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PATH_SWAD_PRIVATE,FOLDER_PHOTO,UsrID);
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if (CheckIfPathExists (OldPathPhoto))
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{
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sprintf (Command,"cp -a %s %s/%s/%02u/%ld_original.jpg",
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OldPathPhoto,
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PATH_SWAD_PRIVATE,FOLDER_PHOTO,(unsigned) (UsrCod % 100),UsrCod);
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ExecuteCommand (Command);
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}
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sprintf (OldPathPhoto,"%s/%s_backup/%s.jpg",
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PATH_SWAD_PRIVATE,FOLDER_PHOTO,UsrID);
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if (CheckIfPathExists (OldPathPhoto))
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{
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sprintf (Command,"cp -a %s %s/%s/%02u/%ld.jpg",
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OldPathPhoto,
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PATH_SWAD_PRIVATE,FOLDER_PHOTO,(unsigned) (UsrCod % 100),UsrCod);
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ExecuteCommand (Command);
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NumPhotos++;
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}
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}
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}
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}
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mysql_free_result (mysql_res);
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sprintf (Command,"chown -R %s:%s %s/%s",
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WEB_USER,WEB_USER,
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PATH_SWAD_PRIVATE,FOLDER_PHOTO);
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ExecuteCommand (Command);
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sprintf (Command,"rm -f %s/%s/*.jpg",
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PATH_SWAD_PUBLIC,FOLDER_PHOTO);
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ExecuteCommand (Command);
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printf ("# Rows : %u\n"
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"# Photos: %u\n",NumRows,NumPhotos);
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return 0;
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}
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