Permalink
Please
sign in to comment.
Browse files
implementing sqlite database for issue #62
- Loading branch information...
jankammerath
committed
Dec 30, 2017
1 parent
96a19bc
commit 337e07593cf6dc6023ca39912a765318590569b4
Showing
with
165 additions
and 6 deletions.
- +1 −1 Makefile
- BIN bin/iptvx
- +4 −0 cfg/iptvx.conf
- +1 −1 debian.control
- +1 −1 iptvx.dsc
- +2 −0 iptvx.spec
- +1 −1 src/args.c
- +106 −0 src/db.c
- +35 −0 src/db.h
- +14 −2 src/main.c
Binary file not shown.
| @@ -0,0 +1,106 @@ | ||
| /* | ||
| Copyright 2018 Jan Kammerath | ||
| Licensed under the Apache License, Version 2.0 (the "License"); | ||
| you may not use this file except in compliance with the License. | ||
| You may obtain a copy of the License at | ||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| */ | ||
| #include <stdio.h> | ||
| #include <stdbool.h> | ||
| #include <sqlite3.h> | ||
| #include <glib.h> | ||
| #include "channel.h" | ||
|
|
||
| /* db handle */ | ||
| sqlite3* db; | ||
|
|
||
| /* | ||
| Initialises and opens the database | ||
| @param filename file path of the db file | ||
| */ | ||
| void iptvx_db_init(char* filename){ | ||
| /* open the application database */ | ||
| int rc = sqlite3_open(filename, &db); | ||
|
|
||
| if(rc){ | ||
| /* print an error message to stderr */ | ||
| fprintf(stderr, "Database error: %s\n", | ||
| sqlite3_errmsg(db)); | ||
| } | ||
| } | ||
|
|
||
| /* | ||
| Inserts a channel into the db if it doesn't exist | ||
| @param chan the channel struct | ||
| */ | ||
| void iptvx_db_insert_channel(channel* chan){ | ||
| /* indicates whether channel exists or not */ | ||
| bool channel_exists; | ||
|
|
||
| /* set to false by default */ | ||
| channel_exists = false; | ||
|
|
||
| /* prepare the sql statement */ | ||
| char* sql = sqlite3_mprintf("SELECT channelname FROM channel " | ||
| "WHERE channelname = '%q'",chan->name->str); | ||
|
|
||
| sqlite3_stmt *stmt; | ||
| sqlite3_prepare_v2(db, sql, -1, &stmt, NULL); | ||
| while (sqlite3_step(stmt) != SQLITE_DONE) { | ||
| int i; | ||
| int column_count = sqlite3_column_count(stmt); | ||
| for(i = 0; i < column_count; i++){ | ||
| if(sqlite3_column_type(stmt, i) == SQLITE3_TEXT){ | ||
| /* check if the column has the channel name */ | ||
| if(g_strcmp0(sqlite3_column_text(stmt, i),chan->name->str)==0){ | ||
| /* this means the channel is already there */ | ||
| channel_exists = true; | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
||
| /* insert if it doesn't exist */ | ||
| if(channel_exists == false){ | ||
| char* insert_sql = sqlite3_mprintf("INSERT INTO channel " | ||
| "(channelname) VALUES ('%q')" ,chan->name->str); | ||
| sqlite3_exec(db,insert_sql,NULL,NULL,NULL); | ||
| sqlite3_free(insert_sql); | ||
| } | ||
|
|
||
| /* finalise statement */ | ||
| sqlite3_finalize(stmt); | ||
| sqlite3_free(sql); | ||
| } | ||
|
|
||
| /* | ||
| Updates the database with epg data | ||
| @param epg array with all epg data | ||
| */ | ||
| void iptvx_db_update(GArray* epg){ | ||
| /* go through all channels and insert them | ||
| into the database if they do not already exist */ | ||
| int c = 0; | ||
| for(c = 0; c < epg->len; c++){ | ||
| /* get the channel from the list */ | ||
| channel* chan = &g_array_index(epg,channel,c); | ||
| iptvx_db_insert_channel(chan); | ||
| } | ||
| } | ||
|
|
||
| /* | ||
| Closes the database | ||
| */ | ||
| void iptvx_db_close(){ | ||
| sqlite3_close(db); | ||
| } |
| @@ -0,0 +1,35 @@ | ||
| /* | ||
| Copyright 2018 Jan Kammerath | ||
| Licensed under the Apache License, Version 2.0 (the "License"); | ||
| you may not use this file except in compliance with the License. | ||
| You may obtain a copy of the License at | ||
| http://www.apache.org/licenses/LICENSE-2.0 | ||
| Unless required by applicable law or agreed to in writing, software | ||
| distributed under the License is distributed on an "AS IS" BASIS, | ||
| WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| See the License for the specific language governing permissions and | ||
| limitations under the License. | ||
| */ | ||
| #include <glib.h> | ||
|
|
||
| /* | ||
| Initialises and opens the database | ||
| @param filename file path of the db file | ||
| */ | ||
| void iptvx_db_init(char* filename); | ||
|
|
||
| /* | ||
| Updates the database with epg data | ||
| @param epg array with all epg data | ||
| */ | ||
| void iptvx_db_update(GArray* epg); | ||
|
|
||
| /* | ||
| Closes the database | ||
| */ | ||
| void iptvx_db_close(); |
0 comments on commit
337e075