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Add copyright and license information to all files

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This commit is contained in:
dogeystamp 2022-04-09 17:46:16 -04:00
parent fb2c634311
commit 23f6084eeb
Signed by: dogeystamp
GPG Key ID: 7225FE3592EFFA38
8 changed files with 213 additions and 29 deletions
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11
config.def.h
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@ -1,3 +1,14 @@
/*
This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with this program. If not, see https://www.gnu.org/licenses/.
© 2021 dogeystamp <dogeystamp@disroot.org>
*/
typedef struct {
const char *url;
const char *feedName;

11
minrss.c
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@ -1,3 +1,14 @@
/*
This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with this program. If not, see https://www.gnu.org/licenses/.
© 2021 dogeystamp <dogeystamp@disroot.org>
*/
#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>

11
net.c
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@ -1,3 +1,14 @@
/*
This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with this program. If not, see https://www.gnu.org/licenses/.
© 2021 dogeystamp <dogeystamp@disroot.org>
*/
#include <curl/curl.h>
#include <curl/easy.h>
#include <stdlib.h>

11
net.h
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@ -1,3 +1,14 @@
/*
This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with this program. If not, see https://www.gnu.org/licenses/.
© 2021 dogeystamp <dogeystamp@disroot.org>
*/
#include <curl/curl.h>
typedef struct {

11
util.c
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@ -1,3 +1,14 @@
/*
This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with this program. If not, see https://www.gnu.org/licenses/.
© 2021 dogeystamp <dogeystamp@disroot.org>
*/
#include <stdio.h>
#include <stdarg.h>
#include <stdlib.h>

11
util.h
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@ -1,3 +1,14 @@
/*
This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with this program. If not, see https://www.gnu.org/licenses/.
© 2021 dogeystamp <dogeystamp@disroot.org>
*/
#define LEN(X) (sizeof(X) / sizeof(X[0]))
void logMsg(int argc, char *msg, ...);

159
xml.c
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@ -1,3 +1,14 @@
/*
This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with this program. If not, see https://www.gnu.org/licenses/.
© 2021 dogeystamp <dogeystamp@disroot.org>
*/
#include <libxml/parser.h>
#include <libxml/tree.h>
#include <libxml/xmlreader.h>
@ -47,76 +58,163 @@ parseXml(xmlDocPtr doc,
rootNode = xmlDocGetRootElement(doc);
if (!rootNode) {
logMsg(1, "Empty document for feed. Skipping...\n");
logMsg(1, "Empty document for feed.\n");
return 1;
}
if (!TAGIS(rootNode, "rss")) {
logMsg(1, "XML document is not an RSS feed. Skipping...\n");
enum feedFormat format = none;
if (TAGIS(rootNode, "rss")) {
format = rss;
} else if (TAGIS(rootNode, "feed")) {
if (!xmlStrcmp(rootNode->ns->href, (const xmlChar *) "http://www.w3.org/2005/Atom"))
format = atom;
}
if (format == none) {
logMsg(1, "XML document is not an RSS or Atom feed.\n");
return 1;
}
xmlChar *key;
// Pointer to the first child of the root XML node
xmlNodePtr cur = rootNode->children;
// Get channel XML tag
xmlNodePtr channel = rootNode->children;
switch (format) {
case rss:
// Get channel XML tag
while(cur && !TAGIS(cur, "channel"))
cur = cur->next;
while(channel && !TAGIS(channel, "channel"))
channel = channel->next;
if (!cur || !TAGIS(cur, "channel")) {
logMsg(1, "Invalid RSS syntax.\n");
return 1;
}
if (!channel || !TAGIS(channel, "channel")) {
logMsg(1, "Invalid RSS syntax. Skipping...\n");
// Set cur to child of channel
cur = cur->children;
break;
case atom:
// Set cur to child of feed
cur = rootNode->children;
break;
default:
logMsg(1, "Missing starting tag for format\n");
return 1;
}
// Pointer to an article xml tag
xmlNodePtr cur = channel->children;
// Previous item (to build a linked list later)
itemStruct *prev = NULL;
// Loop over articles (skipping non-article tags)
while (cur) {
key = xmlNodeListGetString(doc, cur->children, 1);
short isArticle = 0;
if (TAGIS(cur, "item")) {
switch (format) {
case rss:
isArticle = TAGIS(cur, "item");
break;
case atom:
isArticle = TAGIS(cur, "entry");
break;
default:
logMsg(1, "Missing article tag name for format\n");
return 1;
}
if (isArticle) {
itemStruct *item = ecalloc(1, sizeof(itemStruct));
// The selected set of attribute keys
char **attKeys;
// Struct variables to map attributes to
char **atts[] = {
&item->title,
&item->link,
&item->description,
};
// Attribute keys for each format
char *attKeysRss[LEN(atts)] = {
"title",
"link",
"description",
};
char *attKeysAtom[LEN(atts)] = {
"title",
// link has special treatment because its value is in href not within the tag
"",
"content",
};
switch (format) {
case rss:
attKeys = attKeysRss;
break;
case atom:
attKeys = attKeysAtom;
break;
default:
logMsg(1, "Missing article attribute keys for format\n");
return 1;
};
// Build a linked list of item structs to pass to itemAction()
item->next = prev;
prev = item;
xmlNodePtr itemNode = cur->children;
while (itemNode) {
char *itemKey = (char *)xmlNodeListGetString(doc, itemNode->children, 1);
// Value within the tag
char *itemKey;
char *attKeys[] = {
"title",
"link",
"description",
};
char **atts[] = {
&item->title,
&item->link,
&item->description,
};
while (itemNode) {
itemKey = (char *)xmlNodeListGetString(doc, itemNode->children, 1);
if (itemKey) {
for (unsigned long int i = 0; i < LEN(attKeys); i++) {
for (unsigned long int i = 0; i < LEN(atts); i++) {
if (TAGIS(itemNode, attKeys[i])) {
*atts[i] = ecalloc(strlen(itemKey) + 1, sizeof(char));
strcpy(*atts[i], itemKey);
break;
}
}
xmlFree(itemKey);
}
// Exceptions
// Atom entry link tag
if (format == atom && TAGIS(itemNode, "link")) {
xmlChar *link = xmlGetProp(itemNode, (xmlChar *) "href");
if (!link) {
logMsg(1, "Missing Atom entry link\n");
xmlFree(link);
return 1;
}
item->link = ecalloc(strlen((char *) link) + 1, sizeof(char));
strcpy(item->link, (char *) link);
xmlFree(link);
}
itemNode = itemNode->next;
}
}
xmlFree(key);
cur = cur->next;
}
@ -150,6 +248,9 @@ readDoc(char *content,
int stat = parseXml(doc, feedName, itemAction);
if (stat)
logMsg(1, "Skipped feed %s due to errors.\n", feedName);
xmlFreeDoc(doc);
return stat;

17
xml.h
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@ -1,3 +1,14 @@
/*
This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with this program. If not, see https://www.gnu.org/licenses/.
© 2021 dogeystamp <dogeystamp@disroot.org>
*/
typedef struct itemStruct itemStruct;
struct itemStruct {
char *title;
@ -6,6 +17,12 @@ struct itemStruct {
itemStruct *next;
};
enum feedFormat {
none,
rss,
atom
};
void freeItem(itemStruct *item);
int readDoc(