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gm_controller.php
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/
gm_controller.php
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<?php
/*
GeoMaker by Christian Heilmann (main controller)
Version: 1.0
Homepage: http://icant.co.uk/geomaker/
Copyright (c) 2009, Christian Heilmann
Code licensed under the BSD License:
http://wait-till-i.com/license.txt
*/
?>
<?php
include('gm_config.php');
include('apifunctions.php');
include('gm_functions.php');
include('gm_labels.php');
/*
START SCREEN
*/
if(!isset($_POST['stage'])){
$stage = 'start';
}
/*
FILTER SCREEN
*/
if($_POST['stage']=='filter'){
/* If the user sent a URL */
if(isset($_POST['url']) and $_POST['url']!=''){
unset($_POST['message']);
if($_POST['isrss']=='on'){
$url = $_POST['url'];
$apiendpoint = 'http://wherein.yahooapis.com/v1/document';
$inputType = 'text/rss';
$outputType = 'rss';
$post = 'appid='.$key.'&documentURL='.$url.'&documentType='.
$inputType.'&outputType='.$outputType;
$ch = curl_init($apiendpoint);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $post);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
$results = curl_exec($ch);
curl_close($ch);
// echo htmlentities($results);
// ^ for dirty testing
if(!preg_match('/yahoo:error/',$results)){
$results = preg_replace('/cl:/','cl',$results);
$places = simplexml_load_string($results, 'SimpleXMLElement',
LIBXML_NOCDATA);
$out = '';
if($places->channel->item){
foreach($places->channel->item as $p){
$locs = $p->clcontentlocation;
if($locs){
$content = '<h2><a href=\"'.$p->link.'\">'.cleanup($p->title).
'</a></h2><div class=\"feedcontent\">'.
cleanup($p->description).'</div>';
$out .= '<li><h3><a href="'.$p->link.'">'.
stripslashes(cleanup($p->title)).
'</a></h3><div class="yui-ge">'.
'<div class="yui-u first">'.
'<div class="feedcontent">'.
stripslashes(cleanup($p->description)).
'</div></div><div class="yui-u">';
foreach($locs->clplace as $pl){
$name = str_replace(', ZZ','',$pl->clname);
// ^ stupid placemaker bug
$current = $p->clwoeId.'|'.$name.'|'.
htmlentities($content).'|'.
$pl->cllatitude.'|'.$pl->cllongitude.'|'.
cleanup($p->title);
$out .= '<div><input checked="checked" type="checkbox"'.
' name="collection[]" value="'.$current.
'">'.$name.'</div>';
}
$out .= '</div></div></li>';
}
}
}
if($out!=''){
$output = '<ul id="feed">'.$out.'</ul>';
$stage = 'filter';
} else {
$error = $labels['start']['errors']['nolocations'];
$stage = 'start';
}
} else {
if(preg_match('/Document exceeds maximum length/',$results)){
$error = $labels['start']['errors']['toolargedocument'];
}
if(preg_match('/Cannot fetch the document./',$results)){
$error = $labels['start']['errors']['filenotfound'];
}
if(preg_match('/Not valid UTF-8 encoded text/',$results)){
$error = $labels['start']['errors']['wrongencoding'];
}
$stage = 'start';
}
} else {
$content = grab($_POST['url']);
if(preg_match('/<results><body/',$content)){
$c = preg_replace("/.*<results>|<\/results>.*/",'',$content);
$c = preg_replace("/<\?xml version=\"1\.0\" encoding=\"UTF-8\"\?>/",'',$c);
$c = strip_tags($c);
$cleancontent = preg_replace("/[\r?\n]+/"," ",$c);
$places = postToPlacemaker($cleancontent);
$places = simplexml_load_string($places, 'SimpleXMLElement',LIBXML_NOCDATA);
$out = '';
if($places->document->placeDetails){
$table = table($places);
$stage = 'filter';
} else {
$error = $labels['start']['errors']['nolocations'];
$stage = 'start';
}
} else {
$error = $labels['start']['errors']['filenotfound'];
$stage = 'start';
}
}
}
/* If the user sent a message rather than a URL */
if(isset($_POST['message']) and $_POST['message']!=''){
$message = filter_input(INPUT_POST, 'message',FILTER_SANITIZE_STRING, array("flags" => array(FILTER_FLAG_STRIP_LOW,FILTER_FLAG_STRIP_HIGH)));
$places = postToPlacemaker($_POST['message']);
$places = simplexml_load_string($places, 'SimpleXMLElement',LIBXML_NOCDATA);
$out = '';
if($places->document->placeDetails){
$table = table($places);
$matches = $table['matches'];
$highlightedmessage = strip_tags($message);
foreach($matches as $m){
$highlightedmessage = preg_replace('/'.$m.'/','<strong>'.$m.'</strong>',$highlightedmessage);
}
$stage = 'filter';
} else {
$error = $labels['start']['errors']['nolocations'];
$stage = 'start';
}
}
/* If there was neither message nor url (duh) */
if((!isset($_POST['message']) and !isset($_POST['url']))
or ($_POST['message']=='' and $_POST['url']=='')){
$error = $labels['start']['errors']['nothingsent'];
$stage = 'start';
}
}
/*
OUTPUT SCREEN
*/
if($_POST['stage']=='output'){
$points = preg_replace('/\n|\r/msi','','['.join(',',$_POST['collection']).']');
$points = array();
$mf = array();
$imf = array();
$mfmessage = $_POST['message'];
foreach($_POST['collection'] as $c){
$chunks = explode('|',$c);
if(isset($_POST['rss'])){
$points[] = '{"lat":"'.$chunks[3].'","lon":"'.$chunks[4].
'","content":"'.$chunks[2].'","title":"'.$chunks[1].
': '.$chunks[5].'"}';
} else {
$cmf ="\n\n<-- match:".$chunks[2]." -->\n".
"<span class=\"vcard\">\n<span class=\"adr\">\n".
"<span class=\"locality\">$chunks[2]</span>\n".
"</span>\n<span class=\"geo\">(\n".
"<span class=\"latitude\">$chunks[3]</span>,\n".
"<span class=\"longitude\">$chunks[4]</span>".
"\n)</span>\n</span>";
$mf[] = $cmf;
$imf = preg_replace('/\n|<--.*-->/','',$cmf);
$mfmessage = preg_replace('/'.$chunks[2].'/',$imf,$mfmessage);
$points[] = '{"lat":"'.$chunks[3].'","lon":"'.$chunks[4].
'","title":"'.$chunks[1].'"}';
}
}
$points = '['.join(',',$points).']';
$stage = 'output';
}
?>