/**
* This method is responsible for connecting to Syndetics and abstracting
* author notes.
*
* It first queries the master url for the ISBN entry seeking a note URL.
* If a note URL is found, the script will then use HTTP request to
* retrieve the script. The script will then parse the note according to
* US MARC (I believe). It will provide a link to the URL master HTML page
* for more information.
* Configuration: Sources are processed in order - refer to $sourceList.
*
* @param string $id Client access key
* @param bool $s_plus Are we operating in Syndetics Plus mode?
*
* @throws \Exception
* @return array Returns array with author note data.
* @author Joel Timothy Norman <*****@*****.**>
* @author Andrew Nagy <*****@*****.**>
*/
protected function loadSyndetics($id, $s_plus = false)
{
$sourceList = array('ANOTES' => array('title' => 'Author Notes', 'file' => 'ANOTES.XML', 'div' => '<div id="syn_anotes"></div>'));
//first request url
$baseUrl = isset($this->config->Syndetics->url) ? $this->config->Syndetics->url : 'http://syndetics.com';
$url = $baseUrl . '/index.aspx?isbn=' . $this->getIsbn10() . '/index.xml&client=' . $id . '&type=rw12,hw7';
$anotes = array();
//find out if there are any notes
$client = new HttpClient();
$client->setUri($url);
$result = $client->setMethod('GET')->send();
if (!$result->isSuccess()) {
return $anotes;
}
// Test XML Response
if (!($xmldoc = DOMDocument::loadXML($result->getBody()))) {
throw new \Exception('Invalid XML');
}
$i = 0;
foreach ($sourceList as $source => $sourceInfo) {
$nodes = $xmldoc->getElementsByTagName($source);
if ($nodes->length) {
// Load notes
$url = $baseUrl . '/index.aspx?isbn=' . $this->getIsbn10() . '/' . $sourceInfo['file'] . '&client=' . $id . '&type=rw12,hw7';
$client->setUri($url);
$result2 = $client->send();
if (!$result2->isSuccess()) {
continue;
}
// Test XML Response
$xmldoc2 = DOMDocument::loadXML($result2->getBody());
if (!$xmldoc2) {
throw new \Exception('Invalid XML');
}
// If we have syndetics plus, we don't actually want the content
// we'll just stick in the relevant div
if ($s_plus) {
$anotes[$i]['Content'] = $sourceInfo['div'];
} else {
// Get the marc field for author notes (980)
$nodes = $xmldoc2->GetElementsbyTagName("Fld980");
if (!$nodes->length) {
// Skip fields with missing text
continue;
}
// Decode the content and strip unwanted <a> tags:
$anotes[$i]['Content'] = preg_replace('/<a>|<a [^>]*>|<\\/a>/', '', html_entity_decode($xmldoc2->saveXML($nodes->item(0))));
/*
// Get the marc field for copyright (997)
$nodes = $xmldoc->GetElementsbyTagName("Fld997");
if ($nodes->length) {
$anotes[$i]['Copyright'] = html_entity_decode(
$xmldoc2->saveXML($nodes->item(0))
);
} else {
$anotes[$i]['Copyright'] = null;
}
if ($anotes[$i]['Copyright']) { //stop duplicate copyrights
$location = strripos(
$anotes[0]['Content'], $anotes[0]['Copyright']
);
if ($location > 0) {
$anotes[$i]['Content']
= substr($anotes[0]['Content'], 0, $location);
}
}
*/
}
// change the xml to actual title:
$anotes[$i]['Source'] = $sourceInfo['title'];
$anotes[$i]['ISBN'] = $this->getIsbn10();
//show more link
$anotes[$i]['username'] = $id;
$i++;
}
}
return $anotes;
}
/**
* syndetics
*
* This method is responsible for connecting to Syndetics and abstracting
* reviews from multiple providers.
*
* It first queries the master url for the ISBN entry seeking a review URL.
* If a review URL is found, the script will then use HTTP request to
* retrieve the script. The script will then parse the review according to
* US MARC (I believe). It will provide a link to the URL master HTML page
* for more information.
* Configuration: Sources are processed in order - refer to $sourceList.
* If your library prefers one reviewer over another change the order.
* If your library does not like a reviewer, remove it. If there are more
* syndetics reviewers add another entry.
*
* @param string $id Client access key
* @param bool $s_plus Are we operating in Syndetics Plus mode?
*
* @throws \Exception
* @return array Returns array with review data.
* @author Joel Timothy Norman <*****@*****.**>
* @author Andrew Nagy <*****@*****.**>
*/
protected function loadSyndetics($id, $s_plus = false)
{
//list of syndetic reviews
$sourceList = array('CHREVIEW' => array('title' => 'Choice Review', 'file' => 'CHREVIEW.XML', 'div' => '<div id="syn_chreview"></div>'), 'NYREVIEW' => array('title' => 'New York Times Review', 'file' => 'NYREVIEW.XML', 'div' => '<div id="syn_nyreview"></div>'), 'BLREVIEW' => array('title' => 'Booklist Review', 'file' => 'BLREVIEW.XML', 'div' => '<div id="syn_blreview"></div>'), 'PWREVIEW' => array('title' => "Publisher's Weekly Review", 'file' => 'PWREVIEW.XML', 'div' => '<div id="syn_pwreview"></div>'), 'LJREVIEW' => array('title' => 'Library Journal Review', 'file' => 'LJREVIEW.XML', 'div' => '<div id="syn_ljreview"></div>'), 'SLJREVIEW' => array('title' => 'School Library Journal Review', 'file' => 'SLJREVIEW.XML', 'div' => '<div id="syn_sljreview"></div>'), 'HBREVIEW' => array('title' => 'Horn Book Review', 'file' => 'HBREVIEW.XML', 'div' => '<div id="syn_hbreview"></div>'), 'KIRKREVIEW' => array('title' => 'Kirkus Book Review', 'file' => 'KIRKREVIEW.XML', 'div' => '<div id="syn_kireview"></div>'), 'CRITICASREVIEW' => array('title' => 'Criticas Review', 'file' => 'CRITICASREVIEW.XML', 'div' => '<div id="syn_criticasreview"></div>'), 'KIREVIEW' => array('title' => 'Kirkus Book Review', 'file' => 'KIREVIEW.XML'), 'CRITICASEREVIEW' => array('title' => 'Criti Case Review', 'file' => 'CRITICASEREVIEW.XML'));
//first request url
$baseUrl = isset($this->config->Syndetics->url) ? $this->config->Syndetics->url : 'http://syndetics.com';
$url = $baseUrl . '/index.aspx?isbn=' . $this->getIsbn10() . '/' . 'index.xml&client=' . $id . '&type=rw12,hw7';
$review = array();
//find out if there are any reviews
$client = new HttpClient();
$client->setUri($url);
$result = $client->setMethod('GET')->send();
if (!$result->isSuccess()) {
return $review;
}
// Test XML Response
if (!($xmldoc = DOMDocument::loadXML($result->getBody()))) {
throw new \Exception('Invalid XML');
}
$i = 0;
foreach ($sourceList as $source => $sourceInfo) {
$nodes = $xmldoc->getElementsByTagName($source);
if ($nodes->length) {
// Load reviews
$url = $baseUrl . '/index.aspx?isbn=' . $this->getIsbn10() . '/' . $sourceInfo['file'] . '&client=' . $id . '&type=rw12,hw7';
$client->setUri($url);
$result2 = $client->send();
if (!$result2->isSuccess()) {
continue;
}
// Test XML Response
$xmldoc2 = DOMDocument::loadXML($result2->getBody());
if (!$xmldoc2) {
throw new \Exception('Invalid XML');
}
// If we have syndetics plus, we don't actually want the content
// we'll just stick in the relevant div
if ($s_plus) {
$review[$i]['Content'] = $sourceInfo['div'];
} else {
// Get the marc field for reviews (520)
$nodes = $xmldoc2->GetElementsbyTagName("Fld520");
if (!$nodes->length) {
// Skip reviews with missing text
continue;
}
// Decode the content and strip unwanted <a> tags:
$review[$i]['Content'] = preg_replace('/<a>|<a [^>]*>|<\\/a>/', '', html_entity_decode($xmldoc2->saveXML($nodes->item(0))));
// Get the marc field for copyright (997)
$nodes = $xmldoc2->GetElementsbyTagName("Fld997");
if ($nodes->length) {
$review[$i]['Copyright'] = html_entity_decode($xmldoc2->saveXML($nodes->item(0)));
} else {
$review[$i]['Copyright'] = null;
}
if ($review[$i]['Copyright']) {
//stop duplicate copyrights
$location = strripos($review[0]['Content'], $review[0]['Copyright']);
if ($location > 0) {
$review[$i]['Content'] = substr($review[0]['Content'], 0, $location);
}
}
}
//change the xml to actual title:
$review[$i]['Source'] = $sourceInfo['title'];
$review[$i]['ISBN'] = $this->getIsbn10();
//show more link
$i++;
}
}
return $review;
}
/**
* Send a request to the SIRSI side API script and returns the response.
*
* @param array $params Associative array of query parameters to send.
*
* @return string
*/
protected function querySirsi($params)
{
// make sure null parameters are sent as empty strings instead or else the
// driver.pl may choke on null parameter values
foreach ($params as $key => $value) {
if ($value == null) {
$params[$key] = '';
}
}
$url = $this->url;
if (empty($url)) {
$url = $this->host;
if ($this->port) {
$url = "http://" . $url . ":" . $this->port . "/" . $this->search_prog;
} else {
$url = "http://" . $url . "/" . $this->search_prog;
}
}
$httpClient = new HttpClient();
$httpClient->setMethod('POST');
$httpClient->setUri($url);
$httpClient->setRawBody(http_build_query($params));
$httpClient->setEncType('application/x-www-form-urlencoded');
// use HTTP POST so parameters like user id and PIN are NOT logged by web
// servers
$result = $httpClient->send();
// Even if we get a response, make sure it's a 'good' one.
if (!$result->isSuccess()) {
throw new ILSException("Error response code received from {$url}");
}
// get the response data
$response = $result->getBody();
return rtrim($response);
}
/**
* This method is responsible for connecting to Syndetics and abstracting
* excerpts.
*
* It first queries the master url for the ISBN entry seeking an excerpt URL.
* If an excerpt URL is found, the script will then use HTTP request to
* retrieve the script. The script will then parse the excerpt according to
* US MARC (I believe). It will provide a link to the URL master HTML page
* for more information.
* Configuration: Sources are processed in order - refer to $sourceList.
*
* @param string $id Client access key
* @param bool $s_plus Are we operating in Syndetics Plus mode?
*
* @throws \Exception
* @return array Returns array with excerpt data.
* @author Joel Timothy Norman <*****@*****.**>
* @author Andrew Nagy <*****@*****.**>
*/
protected function loadSyndetics($id, $s_plus = false)
{
//list of syndetic excerpts
$sourceList = array('DBCHAPTER' => array('title' => 'First Chapter or Excerpt', 'file' => 'DBCHAPTER.XML', 'div' => '<div id="syn_dbchapter"></div>'));
//first request url
$baseUrl = isset($this->config->Syndetics->url) ? $this->config->Syndetics->url : 'http://syndetics.com';
$url = $baseUrl . '/index.aspx?isbn=' . $this->getIsbn10() . '/index.xml&client=' . $id . '&type=rw12,hw7';
$review = array();
//find out if there are any excerpts
$client = new HttpClient();
$client->setUri($url);
$result = $client->setMethod('GET')->send();
if (!$result->isSuccess()) {
return $review;
}
// Test XML Response
if (!($xmldoc = DOMDocument::loadXML($result->getBody()))) {
throw new \Exception('Invalid XML');
}
$i = 0;
foreach ($sourceList as $source => $sourceInfo) {
$nodes = $xmldoc->getElementsByTagName($source);
if ($nodes->length) {
// Load excerpts
$url = $baseUrl . '/index.aspx?isbn=' . $this->getIsbn10() . '/' . $sourceInfo['file'] . '&client=' . $id . '&type=rw12,hw7';
$client->setUri($url);
$result2 = $client->send();
if (!$result2->isSuccess()) {
continue;
}
// Test XML Response
$xmldoc2 = DOMDocument::loadXML($result2->getBody());
if (!$xmldoc2) {
throw new \Exception('Invalid XML');
}
// If we have syndetics plus, we don't actually want the content
// we'll just stick in the relevant div
if ($s_plus) {
$review[$i]['Content'] = $sourceInfo['div'];
} else {
// Get the marc field for excerpts (520)
$nodes = $xmldoc2->GetElementsbyTagName("Fld520");
if (!$nodes->length) {
// Skip excerpts with missing text
continue;
}
$review[$i]['Content'] = html_entity_decode($xmldoc2->saveXML($nodes->item(0)));
// Get the marc field for copyright (997)
$nodes = $xmldoc->GetElementsbyTagName("Fld997");
if ($nodes->length) {
$review[$i]['Copyright'] = html_entity_decode($xmldoc2->saveXML($nodes->item(0)));
} else {
$review[$i]['Copyright'] = null;
}
if ($review[$i]['Copyright']) {
//stop duplicate copyrights
$location = strripos($review[0]['Content'], $review[0]['Copyright']);
if ($location > 0) {
$review[$i]['Content'] = substr($review[0]['Content'], 0, $location);
}
}
}
// change the xml to actual title:
$review[$i]['Source'] = $sourceInfo['title'];
$review[$i]['ISBN'] = $this->getIsbn10();
//show more link
$review[$i]['username'] = $id;
$i++;
}
}
return $review;
}
/**
* Load image from URL, store in cache if requested, display if possible.
*
* @param string $url URL to load image from
* @param string $cache Boolean -- should we store in local cache?
*
* @return bool True if image displayed, false on failure.
*/
protected function processImageURL($url, $cache = true)
{
// Attempt to pull down the image:
$client = new HttpClient();
$client->setUri($url);
$result = $client->send();
if ($result->isSuccess()) {
$image = $result->getBody();
// Figure out file paths -- $tempFile will be used to store the
// image for analysis. $finalFile will be used for long-term storage if
// $cache is true or for temporary display purposes if $cache is false.
$tempFile = str_replace('.jpg', uniqid(), $this->localFile);
$finalFile = $cache ? $this->localFile : $tempFile . '.jpg';
// If some services can't provide an image, they will serve a 1x1 blank
// or give us invalid image data. Let's analyze what came back before
// proceeding.
if (!@file_put_contents($tempFile, $image)) {
throw new \Exception("Unable to write to image directory.");
}
list($width, $height, $type) = @getimagesize($tempFile);
// File too small -- delete it and report failure.
if ($width < 2 && $height < 2) {
@unlink($tempFile);
return false;
}
// Conversion needed -- do some normalization for non-JPEG images:
if ($type != IMAGETYPE_JPEG) {
// We no longer need the temp file:
@unlink($tempFile);
// We can't proceed if we don't have image conversion functions:
if (!is_callable('imagecreatefromstring')) {
return false;
}
// Try to create a GD image and rewrite as JPEG, fail if we can't:
if (!($imageGD = @imagecreatefromstring($image))) {
return false;
}
if (!@imagejpeg($imageGD, $finalFile)) {
return false;
}
} else {
// If $tempFile is already a JPEG, let's store it in the cache.
@rename($tempFile, $finalFile);
}
// Display the image:
$this->contentType = 'image/jpeg';
$this->image = file_get_contents($finalFile);
// If we don't want to cache the image, delete it now that we're done.
if (!$cache) {
@unlink($finalFile);
}
return true;
} else {
return false;
}
}
/**
* This method is responsible for connecting to Syndetics and abstracting
* clips.
*
* It first queries the master url for the ISBN entry seeking a clip URL.
* If a clip URL is found, the script will then use HTTP request to
* retrieve the script. The script will then parse the clip according to
* US MARC (I believe). It will provide a link to the URL master HTML page
* for more information.
* Configuration: Sources are processed in order - refer to $sourceList.
*
* @param string $id Client access key
* @param bool $s_plus Are we operating in Syndetics Plus mode?
*
* @throws \Exception
* @return array Returns array with video clip data.
* @author Joel Timothy Norman <*****@*****.**>
* @author Andrew Nagy <*****@*****.**>
*/
protected function loadSyndetics($id, $s_plus = false)
{
$sourceList = array('VIDEOCLIP' => array('title' => 'Video Clips', 'file' => 'VIDEOCLIP.XML', 'div' => '<div id="syn_video_clip"></div>'));
//first request url
$baseUrl = isset($this->config->Syndetics->url) ? $this->config->Syndetics->url : 'http://syndetics.com';
$url = $baseUrl . '/index.aspx?isbn=' . $this->getIsbn10() . '/index.xml&client=' . $id . '&type=rw12,hw7';
$vclips = array();
//find out if there are any clips
$client = new HttpClient();
$client->setUri($url);
$result = $client->setMethod('GET')->send();
if (!$result->isSuccess()) {
return $vclips;
}
// Test XML Response
if (!($xmldoc = DOMDocument::loadXML($result->getBody()))) {
throw new \Exception('Invalid XML');
}
$i = 0;
foreach ($sourceList as $source => $sourceInfo) {
$nodes = $xmldoc->getElementsByTagName($source);
if ($nodes->length) {
// Load clips
$url = $baseUrl . '/index.aspx?isbn=' . $this->getIsbn10() . '/' . $sourceInfo['file'] . '&client=' . $id . '&type=rw12,hw7';
$client->setUri($url);
$result2 = $client->send();
if (!$result2->isSuccess()) {
continue;
}
// Test XML Response
$xmldoc2 = DOMDocument::loadXML($result2->getBody());
if (!$xmldoc2) {
throw new \Exception('Invalid XML');
}
// If we have syndetics plus, we don't actually want the content
// we'll just stick in the relevant div
if ($s_plus) {
$vclips[$i]['Content'] = $sourceInfo['div'];
} else {
// Get the field for video clips (VideoLink)
$nodes = $xmldoc2->GetElementsbyTagName("VideoLink");
if (!$nodes->length) {
// Skip clips with missing text
continue;
}
// stick the link into an embed tag.
$vclips[$i]['Content'] = '<embed width="400" height="300" type="' . 'application/x-shockwave-flash"' . 'allowfullscreen="true" src="' . html_entity_decode($nodes->item(0)->nodeValue) . '">';
// Get the marc field for copyright (997)
$nodes = $xmldoc->GetElementsbyTagName("Fld997");
if ($nodes->length) {
$vclips[$i]['Copyright'] = html_entity_decode($xmldoc2->saveXML($nodes->item(0)));
} else {
$vclips[$i]['Copyright'] = null;
}
}
// change the xml to actual title:
$vclips[$i]['Source'] = $sourceInfo['title'];
$vclips[$i]['ISBN'] = $this->getIsbn10();
//show more link
$vclips[$i]['username'] = $id;
$i++;
}
}
return $vclips;
}
