1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
|
<?php
/**
* Permet de générer l'URL de poche pour le bookmarklet
*/
function get_poche_url()
{
$protocol = "http";
if(isset($_SERVER['HTTPS'])) {
if($_SERVER['HTTPS'] != "off") {
$protocol = "https";
}
}
return $protocol . "://" . $_SERVER['HTTP_HOST'] . $_SERVER['REQUEST_URI'];
}
// function define to retrieve url content
function get_external_file($url, $timeout)
{
// spoofing FireFox 18.0
$useragent="Mozilla/5.0 (Windows NT 5.1; rv:18.0) Gecko/20100101 Firefox/18.0";
if (in_array ('curl', get_loaded_extensions())) {
// Fetch feed from URL
$curl = curl_init();
curl_setopt($curl, CURLOPT_URL, $url);
curl_setopt($curl, CURLOPT_TIMEOUT, $timeout);
curl_setopt($curl, CURLOPT_FOLLOWLOCATION, true);
curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
curl_setopt($curl, CURLOPT_HEADER, false);
// FeedBurner requires a proper USER-AGENT...
curl_setopt($curl, CURL_HTTP_VERSION_1_1, true);
curl_setopt($curl, CURLOPT_ENCODING, "gzip, deflate");
curl_setopt($curl, CURLOPT_USERAGENT, $useragent);
$data = curl_exec($curl);
$httpcode = curl_getinfo($curl, CURLINFO_HTTP_CODE);
$httpcodeOK = isset($httpcode) and ($httpcode == 200 or $httpcode == 301);
curl_close($curl);
} else {
// create http context and add timeout and user-agent
$context = stream_context_create(array('http'=>array('timeout' => $timeout, // Timeout : time until we stop waiting for the response.
'header'=> "User-Agent: ".$useragent, // spoot Mozilla Firefox
'follow_location' => true
)));
// only download page lesser than 4MB
$data = @file_get_contents($url, false, $context, -1, 4000000); // We download at most 4 MB from source.
// echo "<pre>http_response_header : ".print_r($http_response_header);
if(isset($http_response_header) and isset($http_response_header[0])) {
$httpcodeOK = isset($http_response_header) and isset($http_response_header[0]) and ((strpos($http_response_header[0], '200 OK') !== FALSE) or (strpos($http_response_header[0], '301 Moved Permanently') !== FALSE));
}
}
// if response is not empty and response is OK
if (isset($data) and isset($httpcodeOK) and $httpcodeOK ) {
// take charset of page and get it
preg_match('#<meta .*charset=.*>#Usi', $data, $meta);
// if meta tag is found
if (!empty($meta[0])) {
// retrieve encoding in $enc
preg_match('#charset="?(.*)"#si', $meta[0], $enc);
// if charset is found set it otherwise, set it to utf-8
$html_charset = (!empty($enc[1])) ? strtolower($enc[1]) : 'utf-8';
} else {
$html_charset = 'utf-8';
$enc[1] = '';
}
// replace charset of url to charset of page
$data = str_replace('charset='.$enc[1], 'charset='.$html_charset, $data);
return $data;
}
else {
return FALSE;
}
}
/**
* Préparation de l'URL avec récupération du contenu avant insertion en base
*/
function prepare_url($url)
{
$parametres = array();
$url = html_entity_decode(trim($url));
// We remove the annoying parameters added by FeedBurner and GoogleFeedProxy (?utm_source=...)
// from shaarli, by sebsauvage
$i=strpos($url,'&utm_source='); if ($i!==false) $url=substr($url,0,$i);
$i=strpos($url,'?utm_source='); if ($i!==false) $url=substr($url,0,$i);
$i=strpos($url,'#xtor=RSS-'); if ($i!==false) $url=substr($url,0,$i);
$title = $url;
if (!preg_match('!^https?://!i', $url))
$url = 'http://' . $url;
$html = Encoding::toUTF8(get_external_file($url,15));
if (isset($html) and strlen($html) > 0)
{
$r = new Readability($html, $url);
if($r->init())
{
$title = $r->articleTitle->innerHTML;
}
}
$parametres['title'] = $title;
$parametres['content'] = $r->articleContent->innerHTML;
return $parametres;
}
/**
* Appel d'une action (mark as fav, archive, delete)
*/
function action_to_do($action, $id, $url, $token)
{
global $db;
switch ($action)
{
case 'add':
if ($url == '')
continue;
$parametres_url = prepare_url($url);
$sql_action = 'INSERT INTO entries ( url, title, content ) VALUES (?, ?, ?)';
$params_action = array($url, $parametres_url['title'], $parametres_url['content']);
break;
case 'delete':
if (verif_token($token)) {
$sql_action = "DELETE FROM entries WHERE id=?";
$params_action = array($id);
}
else die('CSRF problem');
break;
default:
break;
}
try
{
# action query
if (isset($sql_action))
{
$query = $db->getHandle()->prepare($sql_action);
$query->execute($params_action);
}
}
catch (Exception $e)
{
die('action query error : '.$e->getMessage());
}
}
/**
* Détermine quels liens afficher : home, fav ou archives
*/
function display_view($view)
{
global $db;
switch ($view)
{
case 'archive':
$sql = "SELECT * FROM entries WHERE is_read=? ORDER BY id desc";
$params = array(-1);
break;
case 'fav' :
$sql = "SELECT * FROM entries WHERE is_fav=? ORDER BY id desc";
$params = array(-1);
break;
default:
$sql = "SELECT * FROM entries WHERE is_read=? ORDER BY id desc";
$params = array(0);
break;
}
# view query
try
{
$query = $db->getHandle()->prepare($sql);
$query->execute($params);
$entries = $query->fetchAll();
}
catch (Exception $e)
{
die('view query error : '.$e->getMessage());
}
return $entries;
}
/**
* Récupère un article en fonction d'un ID
*/
function get_article($id)
{
global $db;
$entry = NULL;
$sql = "SELECT * FROM entries WHERE id=?";
$params = array(intval($id));
# view article query
try
{
$query = $db->getHandle()->prepare($sql);
$query->execute($params);
$entry = $query->fetchAll();
}
catch (Exception $e)
{
die('query error : '.$e->getMessage());
}
return $entry;
}
/**
* Vérifie si le jeton passé en $_POST correspond à celui en session
*/
function verif_token($token)
{
if(isset($_SESSION['token_poche']) && isset($_SESSION['token_time_poche']) && isset($token))
{
if($_SESSION['token_poche'] == $token)
{
$old_timestamp = time() - (15*60);
if($_SESSION['token_time_poche'] >= $old_timestamp)
{
return TRUE;
}
else {
session_destroy();
}
}
else return FALSE;
}
else return FALSE;
}
|
