diff --git a/module/VuFind/src/VuFind/Connection/Wikipedia.php b/module/VuFind/src/VuFind/Connection/Wikipedia.php
new file mode 100644
index 0000000000000000000000000000000000000000..cfafe8d7e0c8c5a56a46aa1776bb3d8bb510a33f
--- /dev/null
+++ b/module/VuFind/src/VuFind/Connection/Wikipedia.php
@@ -0,0 +1,472 @@
+<?php
+/**
+ * Wikipedia connection class
+ *
+ * PHP version 5
+ *
+ * Copyright (C) Villanova University 2010.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2,
+ * as published by the Free Software Foundation.
+ *
+ * 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * @category VuFind2
+ * @package Connection
+ * @author Chris Hallberg <challber@villanova.edu>
+ * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License
+ * @link http://vufind.org/wiki/vufind2:recommendation_modules Wiki
+ */
+namespace VuFind\Connection;
+use VuFind\I18n\Translator\TranslatorAwareInterface;
+
+/**
+ * Wikipedia connection class
+ *
+ * @category VuFind2
+ * @package Connection
+ * @author Chris Hallberg <challber@villanova.edu>
+ * @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License
+ * @link http://vufind.org/wiki/vufind2:recommendation_modules Wiki
+ * @view AuthorInfoFacets.phtml
+ */
+class Wikipedia implements TranslatorAwareInterface
+{
+ /**
+ * HTTP client
+ *
+ * @var \Zend\Http\Client
+ */
+ protected $client;
+
+ /**
+ * Translator (or null if unavailable)
+ *
+ * @var \Zend\I18n\Translator\Translator
+ */
+ protected $translator = null;
+
+ /**
+ * Selected language
+ *
+ * @var string
+ */
+ protected $lang = 'en';
+
+ /**
+ * Log of Wikipedia pages already retrieved
+ *
+ * @var array
+ */
+ protected $pagesRetrieved = array();
+
+ /**
+ * Constructor
+ *
+ * @param \Zend\Http\Client $client HTTP client
+ */
+ public function __construct(\Zend\Http\Client $client)
+ {
+ $this->client = $client;
+ }
+
+ /**
+ * Set a translator
+ *
+ * @param \Zend\I18n\Translator\Translator $translator Translator
+ *
+ * @return Wikipedia
+ */
+ public function setTranslator(\Zend\I18n\Translator\Translator $translator)
+ {
+ $this->translator = $translator;
+ return $this;
+ }
+
+ /**
+ * Get translator object.
+ *
+ * @return \Zend\I18n\Translator\Translator
+ */
+ public function getTranslator()
+ {
+ return $this->translator;
+ }
+
+ /**
+ * Set language
+ *
+ * @param string $lang Language
+ *
+ * @return void
+ */
+ public function setLanguage($lang)
+ {
+ $this->lang = $lang;
+ }
+
+ /**
+ * get
+ *
+ * This method is responsible for connecting to Wikipedia via the REST API
+ * and pulling the content for the relevant author.
+ *
+ * @param string $author The author name to search for
+ *
+ * @return array
+ */
+ public function get($author)
+ {
+ // Don't retrieve the same page multiple times; this indicates a loop
+ // that needs to be broken!
+ if ($this->alreadyRetrieved($author)) {
+ return array();
+ }
+
+ // Get information from Wikipedia API
+ $uri = 'http://' . $this->lang . '.wikipedia.org/w/api.php' .
+ '?action=query&prop=revisions&rvprop=content&format=php' .
+ '&list=allpages&titles=' . urlencode($author);
+
+ $response = $this->client->setUri($uri)->setMethod('GET')->send();
+ if ($response->isSuccess()) {
+ return $this->parseWikipedia(unserialize($response->getBody()));
+ }
+ return null;
+ }
+
+ /**
+ * Check if a page has already been retrieved; if it hasn't, flag it as
+ * retrieved for future reference.
+ *
+ * @param string $author Author being retrieved
+ *
+ * @return bool
+ */
+ protected function alreadyRetrieved($author)
+ {
+ if (isset($this->pagesRetrieved[$author])) {
+ return true;
+ }
+ $this->pagesRetrieved[$author] = true;
+ return false;
+ }
+
+ /**
+ * Support method for parseWikipedia - extract infobox details
+ *
+ * @param string $body The Wikipedia response to parse
+ *
+ * @return array
+ */
+ protected function extractInfoBoxInfo($body)
+ {
+ $infoboxStr = $imageName = $imageCaption = null;
+
+ // We are looking for the infobox inside "{{...}}"
+ // It may contain nested blocks too, thus the recursion
+ preg_match_all('/\{([^{}]++|(?R))*\}/s', $body['*'], $matches);
+ // print "<p>".htmlentities($body['*'])."</p>\n";
+ foreach ($matches[1] as $m) {
+ // If this is the Infobox
+ if (substr($m, 0, 8) == "{Infobox") {
+ // Keep the string for later, we need the body block that follows it
+ $infoboxStr = "{".$m."}";
+ // Get rid of the last pair of braces and split
+ $infobox = explode("\n|", substr($m, 1, -1));
+ // Look through every row of the infobox
+ foreach ($infobox as $row) {
+ $data = explode("=", $row);
+ $key = trim(array_shift($data));
+ $value = trim(join("=", $data));
+
+ // At the moment we only want stuff related to the image.
+ switch (strtolower($key)) {
+ case "img":
+ case "image":
+ case "image:":
+ case "image_name":
+ $imageName = str_replace(' ', '_', $value);
+ break;
+ case "caption":
+ case "img_capt":
+ case "image_caption":
+ $imageCaption = $value;
+ break;
+ default:
+ /* Nothing else... yet */
+ break;
+ }
+ }
+ }
+ }
+
+ return array($infoboxStr, $imageName, $imageCaption);
+ }
+
+ /**
+ * Support method for parseWikipedia - extract first image from body
+ *
+ * @param string $body The Wikipedia response to parse
+ *
+ * @return array
+ */
+ protected function extractImageFromBody($body)
+ {
+ $imageName = $imageCaption = null;
+ $pattern = '/(\x5b\x5b)Image:([^\x5d]*)(\x5d\x5d)/U';
+ preg_match_all($pattern, $body['*'], $matches);
+ if (isset($matches[2][0])) {
+ $parts = explode('|', $matches[2][0]);
+ $imageName = str_replace(' ', '_', $parts[0]);
+ if (count($parts) > 1) {
+ $imageCaption = strip_tags(
+ preg_replace('/({{).*(}})/U', '', $parts[count($parts) - 1])
+ );
+ }
+ }
+ return array($imageName, $imageCaption);
+ }
+
+ /**
+ * Support method for sanitizeWikipediaBody -- strip image/file links.
+ *
+ * @param string $body The Wikipedia response to sanitize
+ *
+ * @return string
+ */
+ protected function stripImageAndFileLinks($body)
+ {
+ // Remove unwanted image/file links
+ // Nested brackets make this annoying: We can't add 'File' or 'Image' as
+ // mandatory because the recursion fails, or as optional because then
+ // normal links get hit.
+ // ... unless there's a better pattern? TODO
+ // eg. [[File:Johann Sebastian Bach.jpg|thumb|Bach in a 1748 portrait by
+ // [[Elias Gottlob Haussmann|Haussmann]]]]
+ $open = "\\[";
+ $close = "\\]";
+ $content = "(?>[^\\[\\]]+)"; // Anything but [ or ]
+ // We can either find content or recursive brackets:
+ $recursive_match = "($content|(?R))*";
+ $body .= "[[file:bad]]";
+ preg_match_all("/".$open.$recursive_match.$close."/Us", $body, $new_matches);
+ // Loop through every match (link) we found
+ if (is_array($new_matches)) {
+ foreach ($new_matches as $nm) {
+ foreach ((array)$nm as $n) {
+ // If it's a file link get rid of it
+ if (strtolower(substr($n, 0, 7)) == "[[file:"
+ || strtolower(substr($n, 0, 8)) == "[[image:"
+ ) {
+ $body = str_replace($n, "", $body);
+ }
+ }
+ }
+ }
+ return $body;
+ }
+
+ /**
+ * Support method for parseWikipedia - fix up details in the body
+ *
+ * @param string $body The Wikipedia response to sanitize
+ *
+ * @return string
+ */
+ protected function sanitizeWikipediaBody($body)
+ {
+ // Cull our content back to everything before the first heading
+ $body = trim(substr($body, 0, strpos($body, "==")));
+
+ // Strip out links
+ $body = $this->stripImageAndFileLinks($body);
+
+ // Initialize arrays of processing instructions
+ $pattern = array();
+ $replacement = array();
+
+ // Convert wikipedia links
+ $pattern[] = '/(\x5b\x5b)([^\x5d|]*)(\x5d\x5d)/Us';
+ $replacement[]
+ = '<a href="___baseurl___?lookfor=%22$2%22&type=AllFields">$2</a>';
+ $pattern[] = '/(\x5b\x5b)([^\x5d]*)\x7c([^\x5d]*)(\x5d\x5d)/Us';
+ $replacement[]
+ = '<a href="___baseurl___?lookfor=%22$2%22&type=AllFields">$3</a>';
+
+ // Fix pronunciation guides
+ $pattern[] = '/({{)pron-en\|([^}]*)(}})/Us';
+ $replacement[] = $this->getTranslator()->translate("pronounced") . " /$2/";
+
+ // Fix dashes
+ $pattern[] = '/{{ndash}}/';
+ $replacement[] = ' - ';
+
+ // Removes citations
+ $pattern[] = '/({{)[^}]*(}})/Us';
+ $replacement[] = "";
+ // <ref ... > ... </ref> OR <ref> ... </ref>
+ $pattern[] = '/<ref[^\/]*>.*<\/ref>/Us';
+ $replacement[] = "";
+ // <ref ... />
+ $pattern[] = '/<ref.*\/>/Us';
+ $replacement[] = "";
+
+ // Removes comments followed by carriage returns to avoid excess whitespace
+ $pattern[] = '/<!--.*-->\n*/Us';
+ $replacement[] = '';
+
+ // Formatting
+ $pattern[] = "/'''([^']*)'''/Us";
+ $replacement[] = '<strong>$1</strong>';
+
+ // Trim leading newlines (which can result from leftovers after stripping
+ // other items above). We want this to be greedy.
+ $pattern[] = '/^\n*/s';
+ $replacement[] = '';
+
+ // Convert multiple newlines into two breaks
+ // We DO want this to be greedy
+ $pattern[] = "/\n{2,}/s";
+ $replacement[] = '<br/><br/>';
+
+ return preg_replace($pattern, $replacement, $body);
+ }
+
+ /**
+ * _parseWikipedia
+ *
+ * This method is responsible for parsing the output from the Wikipedia
+ * REST API.
+ *
+ * @param string $body The Wikipedia response to parse
+ *
+ * @return array
+ * @author Rushikesh Katikar <rushikesh.katikar@gmail.com>
+ */
+ protected function parseWikipedia($body)
+ {
+ // Check if data exists or not
+ if (isset($body['query']['pages']['-1'])) {
+ return null;
+ }
+
+ // Loop through the pages and find the first that isn't a redirect:
+ foreach ($body['query']['pages'] as $page) {
+ $info['name'] = $page['title'];
+
+ // Get the latest revision
+ $page = array_shift($page['revisions']);
+ // Check for redirection
+ $as_lines = explode("\n", $page['*']);
+ if (stristr($as_lines[0], '#REDIRECT')) {
+ preg_match('/\[\[(.*)\]\]/', $as_lines[0], $matches);
+ $redirectTo = $matches[1];
+ } else {
+ $redirectTo = false;
+ break;
+ }
+ }
+
+ // Recurse if we only found redirects:
+ if ($redirectTo) {
+ return $this->getWikipedia($redirectTo);
+ }
+ $body = $page;
+
+ /* Infobox */
+ list($infoboxStr, $imageName, $imageCaption)
+ = $this->extractInfoBoxInfo($body);
+
+ /* Image */
+
+ // If we didn't successfully extract an image from the infobox, let's see if
+ // we can find one in the body -- we'll just take the first match:
+ if (!isset($imageName)) {
+ list($imageName, $imageCaption) = $this->extractImageFromBody($body);
+ }
+
+ // Given an image name found above, look up the associated URL:
+ if (isset($imageName)) {
+ $imageUrl = $this->getWikipediaImageURL($imageName);
+ }
+
+ /* Body */
+
+ if (isset($infoboxStr)) {
+ // Start of the infobox
+ $start = strpos($body['*'], $infoboxStr);
+ // + the length of the infobox
+ $offset = strlen($infoboxStr);
+ // Every after the infobox
+ $body = substr($body['*'], $start + $offset);
+ } else {
+ // No infobox -- use whole thing:
+ $body = $body['*'];
+ }
+
+ if (isset($imageUrl) && $imageUrl != false) {
+ $info['image'] = $imageUrl;
+ if (isset($imageCaption)) {
+ $info['altimage'] = $imageCaption;
+ }
+ }
+ $info['description'] = $this->sanitizeWikipediaBody($body);
+ $info['wiki_lang'] = $this->lang;
+
+ return $info;
+ }
+
+ /**
+ * This method is responsible for obtaining an image URL based on a name.
+ *
+ * @param string $imageName The image name to look up
+ *
+ * @return mixed URL on success, false on failure
+ */
+ protected function getWikipediaImageURL($imageName)
+ {
+ $url = "http://{$this->lang}.wikipedia.org/w/api.php" .
+ '?prop=imageinfo&action=query&iiprop=url&iiurlwidth=150&format=php' .
+ '&titles=Image:' . urlencode($imageName);
+
+ try {
+ $result = $this->client->setUri($url)->setMethod('GET')->send();
+ } catch (\Exception $e) {
+ return false;
+ }
+ if (!$result->isSuccess()) {
+ return false;
+ }
+
+ if ($response = $result->getBody()) {
+ if ($imageinfo = unserialize($response)) {
+ if (isset($imageinfo['query']['pages']['-1']['imageinfo'][0]['url'])
+ ) {
+ $imageUrl
+ = $imageinfo['query']['pages']['-1']['imageinfo'][0]['url'];
+ }
+
+ // Hack for wikipedia api, just in case we couldn't find it
+ // above look for a http url inside the response.
+ if (!isset($imageUrl)) {
+ preg_match('/\"http:\/\/(.*)\"/', $response, $matches);
+ if (isset($matches[1])) {
+ $imageUrl = 'http://' .
+ substr($matches[1], 0, strpos($matches[1], '"'));
+ }
+ }
+ }
+ }
+
+ return isset($imageUrl) ? $imageUrl : false;
+ }
+}
\ No newline at end of file
diff --git a/module/VuFind/src/VuFind/Recommend/AuthorInfo.php b/module/VuFind/src/VuFind/Recommend/AuthorInfo.php
index 3c50b23c9024d577b35d18859d40b1f6ffa11705..8172400f456c9ef46c7b2be8386b4de1670e3ed8 100644
--- a/module/VuFind/src/VuFind/Recommend/AuthorInfo.php
+++ b/module/VuFind/src/VuFind/Recommend/AuthorInfo.php
@@ -26,6 +26,7 @@
* @link http://vufind.org/wiki/vufind2:recommendation_modules Wiki
*/
namespace VuFind\Recommend;
+use VuFind\Connection\Wikipedia;
use VuFind\I18n\Translator\TranslatorAwareInterface;
use VuFindSearch\Query\Query;
@@ -51,6 +52,13 @@ class AuthorInfo implements RecommendInterface, TranslatorAwareInterface
*/
protected $client;
+ /**
+ * Wikipedia client
+ *
+ * @var Wikipedia
+ */
+ protected $wikipedia;
+
/**
* Translator (or null if unavailable)
*
@@ -65,13 +73,6 @@ class AuthorInfo implements RecommendInterface, TranslatorAwareInterface
*/
protected $searchObject;
- /**
- * Selected language
- *
- * @var string
- */
- protected $lang;
-
/**
* Results plugin manager
*
@@ -86,13 +87,6 @@ class AuthorInfo implements RecommendInterface, TranslatorAwareInterface
*/
protected $useViaf = false;
- /**
- * Log of Wikipedia pages already retrieved
- *
- * @var array
- */
- protected $pagesRetrieved = array();
-
/**
* Sources of author data that may be used (comma-delimited string; currently
* only 'wikipedia' is supported).
@@ -114,6 +108,7 @@ class AuthorInfo implements RecommendInterface, TranslatorAwareInterface
) {
$this->resultsManager = $results;
$this->client = $client;
+ $this->wikipedia = new Wikipedia($client);
$this->sources = $sources;
}
@@ -129,7 +124,9 @@ class AuthorInfo implements RecommendInterface, TranslatorAwareInterface
public function setConfig($settings)
{
$translator = $this->getTranslator();
- $this->lang = is_object($translator) ? $translator->getLocale() : 'en';
+ $this->wikipedia->setLanguage(
+ is_object($translator) ? $translator->getLocale() : 'en'
+ );
$parts = explode(':', $settings);
if (isset($parts[0]) && !empty($parts[0])
@@ -149,6 +146,7 @@ class AuthorInfo implements RecommendInterface, TranslatorAwareInterface
public function setTranslator(\Zend\I18n\Translator\Translator $translator)
{
$this->translator = $translator;
+ $this->wikipedia->setTranslator($translator);
return $this;
}
@@ -197,23 +195,6 @@ class AuthorInfo implements RecommendInterface, TranslatorAwareInterface
$this->searchObject = $results;
}
- /**
- * Check if a page has already been retrieved; if it hasn't, flag it as
- * retrieved for future reference.
- *
- * @param string $author Author being retrieved
- *
- * @return bool
- */
- protected function alreadyRetrieved($author)
- {
- if (isset($this->pagesRetrieved[$author])) {
- return true;
- }
- $this->pagesRetrieved[$author] = true;
- return false;
- }
-
/**
* Returns info from Wikipedia to the view
*
@@ -232,302 +213,7 @@ class AuthorInfo implements RecommendInterface, TranslatorAwareInterface
{
// Don't load Wikipedia content if Wikipedia is disabled:
return stristr($this->sources, 'wikipedia')
- ? $this->getWikipedia($this->getAuthor()) : null;
- }
-
- /**
- * getWikipedia
- *
- * This method is responsible for connecting to Wikipedia via the REST API
- * and pulling the content for the relevant author.
- *
- * @param string $author The author name to search for
- *
- * @return array
- */
- protected function getWikipedia($author)
- {
- // Don't retrieve the same page multiple times; this indicates a loop
- // that needs to be broken!
- if ($this->alreadyRetrieved($author)) {
- return array();
- }
-
- // Get information from Wikipedia API
- $uri = 'http://' . $this->lang . '.wikipedia.org/w/api.php' .
- '?action=query&prop=revisions&rvprop=content&format=php' .
- '&list=allpages&titles=' . urlencode($author);
-
- $response = $this->client->setUri($uri)->setMethod('GET')->send();
- if ($response->isSuccess()) {
- return $this->parseWikipedia(unserialize($response->getBody()));
- }
- return null;
- }
-
- /**
- * Support method for parseWikipedia - extract infobox details
- *
- * @param string $body The Wikipedia response to parse
- *
- * @return array
- */
- protected function extractInfoBoxInfo($body)
- {
- $infoboxStr = $imageName = $imageCaption = null;
-
- // We are looking for the infobox inside "{{...}}"
- // It may contain nested blocks too, thus the recursion
- preg_match_all('/\{([^{}]++|(?R))*\}/s', $body['*'], $matches);
- // print "<p>".htmlentities($body['*'])."</p>\n";
- foreach ($matches[1] as $m) {
- // If this is the Infobox
- if (substr($m, 0, 8) == "{Infobox") {
- // Keep the string for later, we need the body block that follows it
- $infoboxStr = "{".$m."}";
- // Get rid of the last pair of braces and split
- $infobox = explode("\n|", substr($m, 1, -1));
- // Look through every row of the infobox
- foreach ($infobox as $row) {
- $data = explode("=", $row);
- $key = trim(array_shift($data));
- $value = trim(join("=", $data));
-
- // At the moment we only want stuff related to the image.
- switch (strtolower($key)) {
- case "img":
- case "image":
- case "image:":
- case "image_name":
- $imageName = str_replace(' ', '_', $value);
- break;
- case "caption":
- case "img_capt":
- case "image_caption":
- $imageCaption = $value;
- break;
- default:
- /* Nothing else... yet */
- break;
- }
- }
- }
- }
-
- return array($infoboxStr, $imageName, $imageCaption);
- }
-
- /**
- * Support method for parseWikipedia - extract first image from body
- *
- * @param string $body The Wikipedia response to parse
- *
- * @return array
- */
- protected function extractImageFromBody($body)
- {
- $imageName = $imageCaption = null;
- $pattern = '/(\x5b\x5b)Image:([^\x5d]*)(\x5d\x5d)/U';
- preg_match_all($pattern, $body['*'], $matches);
- if (isset($matches[2][0])) {
- $parts = explode('|', $matches[2][0]);
- $imageName = str_replace(' ', '_', $parts[0]);
- if (count($parts) > 1) {
- $imageCaption = strip_tags(
- preg_replace('/({{).*(}})/U', '', $parts[count($parts) - 1])
- );
- }
- }
- return array($imageName, $imageCaption);
- }
-
- /**
- * Support method for sanitizeWikipediaBody -- strip image/file links.
- *
- * @param string $body The Wikipedia response to sanitize
- *
- * @return string
- */
- protected function stripImageAndFileLinks($body)
- {
- // Remove unwanted image/file links
- // Nested brackets make this annoying: We can't add 'File' or 'Image' as
- // mandatory because the recursion fails, or as optional because then
- // normal links get hit.
- // ... unless there's a better pattern? TODO
- // eg. [[File:Johann Sebastian Bach.jpg|thumb|Bach in a 1748 portrait by
- // [[Elias Gottlob Haussmann|Haussmann]]]]
- $open = "\\[";
- $close = "\\]";
- $content = "(?>[^\\[\\]]+)"; // Anything but [ or ]
- // We can either find content or recursive brackets:
- $recursive_match = "($content|(?R))*";
- $body .= "[[file:bad]]";
- preg_match_all("/".$open.$recursive_match.$close."/Us", $body, $new_matches);
- // Loop through every match (link) we found
- if (is_array($new_matches)) {
- foreach ($new_matches as $nm) {
- foreach ((array)$nm as $n) {
- // If it's a file link get rid of it
- if (strtolower(substr($n, 0, 7)) == "[[file:"
- || strtolower(substr($n, 0, 8)) == "[[image:"
- ) {
- $body = str_replace($n, "", $body);
- }
- }
- }
- }
- return $body;
- }
-
- /**
- * Support method for parseWikipedia - fix up details in the body
- *
- * @param string $body The Wikipedia response to sanitize
- *
- * @return string
- */
- protected function sanitizeWikipediaBody($body)
- {
- // Cull our content back to everything before the first heading
- $body = trim(substr($body, 0, strpos($body, "==")));
-
- // Strip out links
- $body = $this->stripImageAndFileLinks($body);
-
- // Initialize arrays of processing instructions
- $pattern = array();
- $replacement = array();
-
- // Convert wikipedia links
- $pattern[] = '/(\x5b\x5b)([^\x5d|]*)(\x5d\x5d)/Us';
- $replacement[]
- = '<a href="___baseurl___?lookfor=%22$2%22&type=AllFields">$2</a>';
- $pattern[] = '/(\x5b\x5b)([^\x5d]*)\x7c([^\x5d]*)(\x5d\x5d)/Us';
- $replacement[]
- = '<a href="___baseurl___?lookfor=%22$2%22&type=AllFields">$3</a>';
-
- // Fix pronunciation guides
- $pattern[] = '/({{)pron-en\|([^}]*)(}})/Us';
- $replacement[] = $this->getTranslator()->translate("pronounced") . " /$2/";
-
- // Fix dashes
- $pattern[] = '/{{ndash}}/';
- $replacement[] = ' - ';
-
- // Removes citations
- $pattern[] = '/({{)[^}]*(}})/Us';
- $replacement[] = "";
- // <ref ... > ... </ref> OR <ref> ... </ref>
- $pattern[] = '/<ref[^\/]*>.*<\/ref>/Us';
- $replacement[] = "";
- // <ref ... />
- $pattern[] = '/<ref.*\/>/Us';
- $replacement[] = "";
-
- // Removes comments followed by carriage returns to avoid excess whitespace
- $pattern[] = '/<!--.*-->\n*/Us';
- $replacement[] = '';
-
- // Formatting
- $pattern[] = "/'''([^']*)'''/Us";
- $replacement[] = '<strong>$1</strong>';
-
- // Trim leading newlines (which can result from leftovers after stripping
- // other items above). We want this to be greedy.
- $pattern[] = '/^\n*/s';
- $replacement[] = '';
-
- // Convert multiple newlines into two breaks
- // We DO want this to be greedy
- $pattern[] = "/\n{2,}/s";
- $replacement[] = '<br/><br/>';
-
- return preg_replace($pattern, $replacement, $body);
- }
-
- /**
- * _parseWikipedia
- *
- * This method is responsible for parsing the output from the Wikipedia
- * REST API.
- *
- * @param string $body The Wikipedia response to parse
- *
- * @return array
- * @author Rushikesh Katikar <rushikesh.katikar@gmail.com>
- */
- protected function parseWikipedia($body)
- {
- // Check if data exists or not
- if (isset($body['query']['pages']['-1'])) {
- return null;
- }
-
- // Loop through the pages and find the first that isn't a redirect:
- foreach ($body['query']['pages'] as $page) {
- $info['name'] = $page['title'];
-
- // Get the latest revision
- $page = array_shift($page['revisions']);
- // Check for redirection
- $as_lines = explode("\n", $page['*']);
- if (stristr($as_lines[0], '#REDIRECT')) {
- preg_match('/\[\[(.*)\]\]/', $as_lines[0], $matches);
- $redirectTo = $matches[1];
- } else {
- $redirectTo = false;
- break;
- }
- }
-
- // Recurse if we only found redirects:
- if ($redirectTo) {
- return $this->getWikipedia($redirectTo);
- }
- $body = $page;
-
- /* Infobox */
- list($infoboxStr, $imageName, $imageCaption)
- = $this->extractInfoBoxInfo($body);
-
- /* Image */
-
- // If we didn't successfully extract an image from the infobox, let's see if
- // we can find one in the body -- we'll just take the first match:
- if (!isset($imageName)) {
- list($imageName, $imageCaption) = $this->extractImageFromBody($body);
- }
-
- // Given an image name found above, look up the associated URL:
- if (isset($imageName)) {
- $imageUrl = $this->getWikipediaImageURL($imageName);
- }
-
- /* Body */
-
- if (isset($infoboxStr)) {
- // Start of the infobox
- $start = strpos($body['*'], $infoboxStr);
- // + the length of the infobox
- $offset = strlen($infoboxStr);
- // Every after the infobox
- $body = substr($body['*'], $start + $offset);
- } else {
- // No infobox -- use whole thing:
- $body = $body['*'];
- }
-
- if (isset($imageUrl) && $imageUrl != false) {
- $info['image'] = $imageUrl;
- if (isset($imageCaption)) {
- $info['altimage'] = $imageCaption;
- }
- }
- $info['description'] = $this->sanitizeWikipediaBody($body);
- $info['wiki_lang'] = $this->lang;
-
- return $info;
+ ? $this->wikipedia->get($this->getAuthor()) : null;
}
/**
@@ -622,49 +308,4 @@ class AuthorInfo implements RecommendInterface, TranslatorAwareInterface
}
return '';
}
-
- /**
- * This method is responsible for obtaining an image URL based on a name.
- *
- * @param string $imageName The image name to look up
- *
- * @return mixed URL on success, false on failure
- */
- protected function getWikipediaImageURL($imageName)
- {
- $url = "http://{$this->lang}.wikipedia.org/w/api.php" .
- '?prop=imageinfo&action=query&iiprop=url&iiurlwidth=150&format=php' .
- '&titles=Image:' . urlencode($imageName);
-
- try {
- $result = $this->client->setUri($url)->setMethod('GET')->send();
- } catch (\Exception $e) {
- return false;
- }
- if (!$result->isSuccess()) {
- return false;
- }
-
- if ($response = $result->getBody()) {
- if ($imageinfo = unserialize($response)) {
- if (isset($imageinfo['query']['pages']['-1']['imageinfo'][0]['url'])
- ) {
- $imageUrl
- = $imageinfo['query']['pages']['-1']['imageinfo'][0]['url'];
- }
-
- // Hack for wikipedia api, just in case we couldn't find it
- // above look for a http url inside the response.
- if (!isset($imageUrl)) {
- preg_match('/\"http:\/\/(.*)\"/', $response, $matches);
- if (isset($matches[1])) {
- $imageUrl = 'http://' .
- substr($matches[1], 0, strpos($matches[1], '"'));
- }
- }
- }
- }
-
- return isset($imageUrl) ? $imageUrl : false;
- }
}
\ No newline at end of file