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mod_channels_list.php
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mod_channels_list.php
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<?php
require_once "config.php";
require_once "common.php";
$folder = DATAFOLDER;
// allow for direct URL parameters
if(isset($_GET["mode"])) { $_POST = $_GET; }
// command line interface
// e.g. php mod_videos_list.php rankby=relevance mode=search iterations=6 query=yourquery filename=yourfilename
// don't forget to set CRONFOLDER in config.php
if(isset($argv)) {
parse_str(implode('&', array_slice($argv, 1)), $_POST);
$folder = CRONFOLDER;
define('WEBMODE', false);
} else {
define('WEBMODE', true);
include("html_head.php");
?>
<div class="rowTab">
<div class="sectionTab">
<h1>Channel List Module</h1>
</div>
</div>
<div class="rowTab">
<div class="fullTab">
<p>This module creates a list of channel infos and statistics from one of two sources: the
channels corresponding to a particular search query or the channels specified by a list of ids.</p>
<p>The script then creates a tabular file where each row is a channel. A number of infos and variables are added for each channel.</p>
<p>Check the documentation for the <a href="https://developers.google.com/youtube/v3/docs/channels/list" target="_blank">channels/list</a> (used to
get the info for each channel) and the
<a href="https://developers.google.com/youtube/v3/docs/search/list" target="_blank">search/list</a> (used for the search function) API endpoints for
additional information.</p>
</div>
</div>
<div class="rowTab">
<div class="sectionTab"><h1>Parameters</h1></div>
</div>
<div class="rowTab">
<div class="sectionTab"><h2>Choose a starting point:</h2></div>
</div>
<form action="mod_channels_list.php" method="post">
<div class="rowTab">
<div class="oneTab"><input type="radio" name="mode" value="search" <?php if($_POST["mode"] != "seeds") { echo "checked"; } ?> /></div>
<div class="twoTab">Search query:</div>
<div class="threeTab">
<input type="text" name="query" value="<?php if(isset($_POST["query"])) { echo $_POST["query"]; }; ?>" />
</div>
<div class="fourTab">
(this is passed to the search endpoint)
<p>optional <a href="http://www.loc.gov/standards/iso639-2/php/code_list.php" target="_blank">ISO 639-1</a> relevance language: <input type="text" name="language" style="width:20px;" value="<?php if(isset($_POST["language"])) { echo $_POST["language"]; }; ?>" /></p>
<p>optional <a href="https://www.iso.org/obp/ui/#search" target="_blank">ISO 3166-1 alpha-2</a> region code: <input type="text" name="regioncode" style="width:20px;" value="<?php if(isset($_POST["regioncode"])) { echo $_POST["regioncode"]; }; ?>" /> (default = US)</p>
</div>
</div>
<div class="rowTab">
<div class="oneTab"></div>
<div class="twoTab">Iterations:</div>
<div class="threeTab">
<input type="text" name="iterations" max="10" value="<?php echo (isset($_POST["iterations"])) ? $_POST["iterations"]:1; ?>" />
</div>
<div class="fourTab">(max. 10, one iteration gets 50 items)</div>
</div>
<div class="rowTab">
<div class="oneTab"></div>
<div class="twoTab">Published:</div>
<div class="fourTab">
<input type="checkbox" name="timeframe" <?php if(isset($_POST["timeframe"])) { echo "checked"; } ?> /> limit search to channels created in a specific timeframe (format: yyyy-mm-ddThh:mm:ssZ - timezone: UTC):
<p>after: <input type="text" name="date_after" value="<?php echo (isset($_POST["date_after"])) ? $_POST["date_after"]:"1970-01-01T00:00:00Z"; ?>" /> </p>
<p>before: <input type="text" name="date_before" value="<?php echo (isset($_POST["date_before"])) ? $_POST["date_before"]:"1970-01-01T00:00:00Z"; ?>" /></p>
</div>
</div>
<div class="rowTab">
<div class="oneTab"></div>
<div class="twoTab">Rank by:</div>
<div class="fourTab">
<select name="rankby">
<option value="relevance" <?php if($_POST["rankby"] == "relevance") { echo "selected"; } ?>>relevance - Resources are sorted based on their relevance to the search query</option>
<option value="date" <?php if($_POST["rankby"] == "date") { echo "selected"; } ?>>date – Resources are sorted in reverse chronological order based on the date they were created</option>
<option value="rating" <?php if($_POST["rankby"] == "rating") { echo "selected"; } ?>>rating – Resources are sorted from highest to lowest rating</option>
<option value="title" <?php if($_POST["rankby"] == "title") { echo "selected"; } ?>>title – Resources are sorted alphabetically by title</option>
<option value="videoCount" <?php if($_POST["rankby"] == "videoCount") { echo "selected"; } ?>>videoCount – Channels are sorted in descending order of their number of uploaded videos</option>
<option value="viewCount" <?php if($_POST["rankby"] == "viewCount") { echo "selected"; } ?>>viewCount - Resources are sorted from highest to lowest number of views</option>
</select>
</div>
</div>
<div class="rowTab">
<div class="sectionTab"><hr /></div>
</div>
<div class="rowTab">
<div class="oneTab"><input type="radio" name="mode" value="seeds" <?php if($_POST["mode"] == "seeds") { echo "checked"; } ?> /></div>
<div class="twoTab">Manual selection:</div>
<div class="threeTab">
<textarea name="seeds"><?php if($_POST["mode"] == "seeds") { echo $_POST["seeds"]; } ?></textarea>
</div>
<div class="fourTab">(channel ids, comma separated)</div>
</div>
<div class="rowTab">
<div class="sectionTab"><h2>Output options:</h2></div>
</div>
<div class="rowTab">
<div class="oneTab"></div>
<div class="twoTab">File format:</div>
<div class="fourTab">
csv <input type="radio" name="output" value="csv" checked /> /
tab <input type="radio" name="output" value="tab" />
</div>
</div>
<div class="rowTab">
<div class="sectionTab"><h2>Run:</h2></div>
</div>
<div class="rowTab">
<div class="oneTab">
<div class="g-recaptcha" data-sitekey="6Lf093MUAAAAAIRLVzHqfIq9oZcOnX66Dju7e8sr"></div>
</div>
</div>
<div class="rowTab">
<div class="oneTab"><input type="submit" /></div>
</div>
</form>
<?php
}
if(isset($_POST["query"]) || isset($_POST["seeds"])) {
outweb('<div class="rowTab">
<div class="sectionTab"><h1>Results</h1></div>
</div>
<div class="rowTab">');
out('Processing:');
$topic_ids = file_get_contents("topic_ids.json");
$topic_ids = json_decode($topic_ids, true);
if(RECAPTCHA && WEBMODE) {
if($_POST["g-recaptcha-response"] == "") {
echo "<br /><br />Recaptcha missing.";
exit;
}
testcaptcha($_POST["g-recaptcha-response"]);
}
$mode = $_POST["mode"];
$output = $_POST["output"];
if($mode == "search") {
if($_POST["query"] == "") {
out("<br /><br />Missing query.");
exit;
}
if($_POST["iterations"] > 10 || preg_match("/\D/", $_POST["iterations"])) {
out("<br /><br />Wrong iteration parameter.");
exit;
}
$language = $_POST["language"];
$regioncode = $_POST["regioncode"];
$query = $_POST["query"];
$iterations = $_POST["iterations"];
$date_before = $date_after = false;
if(isset($_POST["timeframe"])) {
$date_before = $_POST["date_before"];
$date_after = $_POST["date_after"];
}
$rankby = $_POST["rankby"];
$ids = getIdsFromSearch($query,$iterations,$rankby,$language,$regioncode,$date_before,$date_after);
makeStatsFromIds($ids);
} else if($mode == "seeds") {
if($_POST["seeds"] == "") {
out("<br /><br />Missing seed ids.");
exit;
}
$seeds = $_POST["seeds"];
$seeds = preg_replace("/\s+/","",$seeds);
$seeds = trim($seeds);
$ids = explode(",",$seeds);
$ids = array_unique($ids);
makeStatsFromIds($ids);
} else {
out("<br /><br />You need to select a mode.");
}
outweb('</div>');
}
function getIdsFromSearch($query,$iterations,$rankby,$language,$regioncode,$date_before,$date_after) {
$nextpagetoken = null;
$datespans = array();
$ids = array();
$datespan = array("after" => $date_after,"before" => $date_before);
out("<br /><br />Executing search iterations (" . $iterations . "): ");
$nextpagetoken = null;
for($i = 0; $i < $iterations; $i++) {
out($i . " ");
$restquery = "https://www.googleapis.com/youtube/v3/search?part=id&maxResults=50&q=". urlencode($query)."&type=channel&order=".$rankby;
if($date_before != false) {
$restquery .= "&publishedAfter=".$datespan["after"]."&publishedBefore=".$datespan["before"];
}
if($language != "") { $restquery .= "&relevanceLanguage=" . $language; }
if($regioncode != "") { $restquery .= "®ionCode=" . $regioncode; }
//echo $restquery;
if($nextpagetoken != null) {
$restquery .= "&pageToken=".$nextpagetoken;
}
$reply = doAPIRequest($restquery);
$nextpagetoken = $reply->nextPageToken;
//print_r($reply);
foreach($reply->items as $item) {
$ids[] = $item->id->channelId;
}
}
return array_values(array_unique($ids));
}
function makeStatsFromIds($ids) {
global $mode,$folder,$output,$topic_ids;
$vids = array();
$lookup = array();
$categoryIds = array();
out("<br /><br />Getting channel details (".count($ids)."): ");
for($i = 0; $i < count($ids); $i++) {
out($i . " ");
$restquery = "https://www.googleapis.com/youtube/v3/channels?part=id,snippet,topicDetails,statistics,brandingSettings&id=".$ids[$i];
$reply = doAPIRequest($restquery);
//print_r($reply);
$channel = array();
$channel["id"] = $reply->items[0]->id;
$channel["title"] = preg_replace("/\s+/", " ",$reply->items[0]->snippet->title);
$channel["description"] = preg_replace("/\s+/", " ",$reply->items[0]->snippet->description);
$channel["publishedAt"] = $reply->items[0]->snippet->publishedAt;
$channel["defaultLanguage"] = $reply->items[0]->snippet->defaultLanguage;
$channel["country"] = $reply->items[0]->snippet->country;
$channel["viewCount"] = $reply->items[0]->statistics->viewCount;
$channel["subscriberCount"] = $reply->items[0]->statistics->subscriberCount;
$channel["videoCount"] = $reply->items[0]->statistics->videoCount;
$channel["thumbnail"] = $reply->items[0]->snippet->thumbnails->high->url;
$keywords = $reply->items[0]->brandingSettings->channel->keywords;
preg_match_all("/\".+?\"/", $keywords, $matches);
$keywords = preg_replace("/\".+?\"/","",$keywords);
$keywords = preg_replace("/\s+/"," ",trim($keywords));
$keywords = ($keywords != "") ? explode(" ",trim($keywords)):array();
//print_r($keywords);
$keywords = array_merge($keywords,$matches[0]);
$keywords = implode("|",$keywords);
$keywords = preg_replace("/\"/","",$keywords);
//print_r($keywords);
$channel["keywords"] = $keywords;
$topics = $reply->items[0]->topicDetails->topicIds;
$tmptopics = array();
$channel["topicDetails"] = "";
foreach($topics as $topic) {
array_push($tmptopics,$topic_ids[$topic]);
}
$channel["topicDetails"] = implode("|",$tmptopics);
$channels[] = $channel;
}
//print_r($channels);
$filename = "channelsearch_channels" . count($channels) . "_" . date("Y_m_d-H_i_s") . "." . $output;
if(isset($_POST["filename"])) { $filename = $_POST["filename"] . "_" . $filename; }
$fp = fopen($folder.$filename, 'w');
$fieldnames = array_keys($channels[0]);
array_unshift($fieldnames,'position');
$separator = ($output == "tab") ? "\t":",";
fputcsv($fp, $fieldnames,$separator);
for($i = 0; $i < count($channels); $i++) {
array_unshift($channels[$i], $i + 1);
fputcsv($fp, $channels[$i],$separator);
}
fclose($fp);
out("<br /><br />The script has created a file with " . count($channels) . " rows.<br /><br />");
outweb('your files:<br />
<a href="'.$folder.$filename.'" download>' . $filename . '</a>
</body>
</html>');
}
?>