From fe3713d2e5c91e2d07af72b39f321521d3dd470c Mon Sep 17 00:00:00 2001
From: VirtualTam <virtualtam@flibidi.net>
Date: Mon, 3 Dec 2018 01:35:14 +0100
Subject: namespacing: move LinkUtils along \Shaarli\Bookmark classes

Signed-off-by: VirtualTam <virtualtam@flibidi.net>
---
 application/LinkUtils.php          | 222 -------------------------------------
 application/bookmark/LinkUtils.php | 222 +++++++++++++++++++++++++++++++++++++
 2 files changed, 222 insertions(+), 222 deletions(-)
 delete mode 100644 application/LinkUtils.php
 create mode 100644 application/bookmark/LinkUtils.php

(limited to 'application')

diff --git a/application/LinkUtils.php b/application/LinkUtils.php
deleted file mode 100644
index b5110edc..00000000
--- a/application/LinkUtils.php
+++ /dev/null
@@ -1,222 +0,0 @@
-<?php
-
-use Shaarli\Bookmark\LinkDB;
-
-/**
- * Get cURL callback function for CURLOPT_WRITEFUNCTION
- *
- * @param string $charset     to extract from the downloaded page (reference)
- * @param string $title       to extract from the downloaded page (reference)
- * @param string $curlGetInfo Optionnaly overrides curl_getinfo function
- *
- * @return Closure
- */
-function get_curl_download_callback(&$charset, &$title, $curlGetInfo = 'curl_getinfo')
-{
-    $isRedirected = false;
-    /**
-     * cURL callback function for CURLOPT_WRITEFUNCTION (called during the download).
-     *
-     * While downloading the remote page, we check that the HTTP code is 200 and content type is 'html/text'
-     * Then we extract the title and the charset and stop the download when it's done.
-     *
-     * @param resource $ch   cURL resource
-     * @param string   $data chunk of data being downloaded
-     *
-     * @return int|bool length of $data or false if we need to stop the download
-     */
-    return function (&$ch, $data) use ($curlGetInfo, &$charset, &$title, &$isRedirected) {
-        $responseCode = $curlGetInfo($ch, CURLINFO_RESPONSE_CODE);
-        if (!empty($responseCode) && in_array($responseCode, [301, 302])) {
-            $isRedirected = true;
-            return strlen($data);
-        }
-        if (!empty($responseCode) && $responseCode !== 200) {
-            return false;
-        }
-        // After a redirection, the content type will keep the previous request value
-        // until it finds the next content-type header.
-        if (! $isRedirected || strpos(strtolower($data), 'content-type') !== false) {
-            $contentType = $curlGetInfo($ch, CURLINFO_CONTENT_TYPE);
-        }
-        if (!empty($contentType) && strpos($contentType, 'text/html') === false) {
-            return false;
-        }
-        if (!empty($contentType) && empty($charset)) {
-            $charset = header_extract_charset($contentType);
-        }
-        if (empty($charset)) {
-            $charset = html_extract_charset($data);
-        }
-        if (empty($title)) {
-            $title = html_extract_title($data);
-        }
-        // We got everything we want, stop the download.
-        if (!empty($responseCode) && !empty($contentType) && !empty($charset) && !empty($title)) {
-            return false;
-        }
-
-        return strlen($data);
-    };
-}
-
-/**
- * Extract title from an HTML document.
- *
- * @param string $html HTML content where to look for a title.
- *
- * @return bool|string Extracted title if found, false otherwise.
- */
-function html_extract_title($html)
-{
-    if (preg_match('!<title.*?>(.*?)</title>!is', $html, $matches)) {
-        return trim(str_replace("\n", '', $matches[1]));
-    }
-    return false;
-}
-
-/**
- * Extract charset from HTTP header if it's defined.
- *
- * @param string $header HTTP header Content-Type line.
- *
- * @return bool|string Charset string if found (lowercase), false otherwise.
- */
-function header_extract_charset($header)
-{
-    preg_match('/charset="?([^; ]+)/i', $header, $match);
-    if (! empty($match[1])) {
-        return strtolower(trim($match[1]));
-    }
-
-    return false;
-}
-
-/**
- * Extract charset HTML content (tag <meta charset>).
- *
- * @param string $html HTML content where to look for charset.
- *
- * @return bool|string Charset string if found, false otherwise.
- */
-function html_extract_charset($html)
-{
-    // Get encoding specified in HTML header.
-    preg_match('#<meta .*charset=["\']?([^";\'>/]+)["\']? */?>#Usi', $html, $enc);
-    if (!empty($enc[1])) {
-        return strtolower($enc[1]);
-    }
-
-    return false;
-}
-
-/**
- * Count private links in given linklist.
- *
- * @param array|Countable $links Linklist.
- *
- * @return int Number of private links.
- */
-function count_private($links)
-{
-    $cpt = 0;
-    foreach ($links as $link) {
-        if ($link['private']) {
-            $cpt += 1;
-        }
-    }
-
-    return $cpt;
-}
-
-/**
- * In a string, converts URLs to clickable links.
- *
- * @param string $text       input string.
- * @param string $redirector if a redirector is set, use it to gerenate links.
- * @param bool   $urlEncode  Use `urlencode()` on the URL after the redirector or not.
- *
- * @return string returns $text with all links converted to HTML links.
- *
- * @see Function inspired from http://www.php.net/manual/en/function.preg-replace.php#85722
- */
-function text2clickable($text, $redirector = '', $urlEncode = true)
-{
-    $regex = '!(((?:https?|ftp|file)://|apt:|magnet:)\S+[a-z0-9\(\)]/?)!si';
-
-    if (empty($redirector)) {
-        return preg_replace($regex, '<a href="$1">$1</a>', $text);
-    }
-    // Redirector is set, urlencode the final URL.
-    return preg_replace_callback(
-        $regex,
-        function ($matches) use ($redirector, $urlEncode) {
-            $url = $urlEncode ? urlencode($matches[1]) : $matches[1];
-            return '<a href="' . $redirector . $url .'">'. $matches[1] .'</a>';
-        },
-        $text
-    );
-}
-
-/**
- * Auto-link hashtags.
- *
- * @param string $description Given description.
- * @param string $indexUrl    Root URL.
- *
- * @return string Description with auto-linked hashtags.
- */
-function hashtag_autolink($description, $indexUrl = '')
-{
-    /*
-     * To support unicode: http://stackoverflow.com/a/35498078/1484919
-     * \p{Pc} - to match underscore
-     * \p{N} - numeric character in any script
-     * \p{L} - letter from any language
-     * \p{Mn} - any non marking space (accents, umlauts, etc)
-     */
-    $regex = '/(^|\s)#([\p{Pc}\p{N}\p{L}\p{Mn}]+)/mui';
-    $replacement = '$1<a href="'. $indexUrl .'?addtag=$2" title="Hashtag $2">#$2</a>';
-    return preg_replace($regex, $replacement, $description);
-}
-
-/**
- * This function inserts &nbsp; where relevant so that multiple spaces are properly displayed in HTML
- * even in the absence of <pre>  (This is used in description to keep text formatting).
- *
- * @param string $text input text.
- *
- * @return string formatted text.
- */
-function space2nbsp($text)
-{
-    return preg_replace('/(^| ) /m', '$1&nbsp;', $text);
-}
-
-/**
- * Format Shaarli's description
- *
- * @param string $description shaare's description.
- * @param string $redirector  if a redirector is set, use it to gerenate links.
- * @param bool   $urlEncode  Use `urlencode()` on the URL after the redirector or not.
- * @param string $indexUrl    URL to Shaarli's index.
-
- * @return string formatted description.
- */
-function format_description($description, $redirector = '', $urlEncode = true, $indexUrl = '')
-{
-    return nl2br(space2nbsp(hashtag_autolink(text2clickable($description, $redirector, $urlEncode), $indexUrl)));
-}
-
-/**
- * Generate a small hash for a link.
- *
- * @param DateTime $date Link creation date.
- * @param int      $id   Link ID.
- *
- * @return string the small hash generated from link data.
- */
-function link_small_hash($date, $id)
-{
-    return smallHash($date->format(LinkDB::LINK_DATE_FORMAT) . $id);
-}
diff --git a/application/bookmark/LinkUtils.php b/application/bookmark/LinkUtils.php
new file mode 100644
index 00000000..de5b61cb
--- /dev/null
+++ b/application/bookmark/LinkUtils.php
@@ -0,0 +1,222 @@
+<?php
+
+use Shaarli\Bookmark\LinkDB;
+
+/**
+ * Get cURL callback function for CURLOPT_WRITEFUNCTION
+ *
+ * @param string $charset     to extract from the downloaded page (reference)
+ * @param string $title       to extract from the downloaded page (reference)
+ * @param string $curlGetInfo Optionally overrides curl_getinfo function
+ *
+ * @return Closure
+ */
+function get_curl_download_callback(&$charset, &$title, $curlGetInfo = 'curl_getinfo')
+{
+    $isRedirected = false;
+    /**
+     * cURL callback function for CURLOPT_WRITEFUNCTION (called during the download).
+     *
+     * While downloading the remote page, we check that the HTTP code is 200 and content type is 'html/text'
+     * Then we extract the title and the charset and stop the download when it's done.
+     *
+     * @param resource $ch   cURL resource
+     * @param string   $data chunk of data being downloaded
+     *
+     * @return int|bool length of $data or false if we need to stop the download
+     */
+    return function (&$ch, $data) use ($curlGetInfo, &$charset, &$title, &$isRedirected) {
+        $responseCode = $curlGetInfo($ch, CURLINFO_RESPONSE_CODE);
+        if (!empty($responseCode) && in_array($responseCode, [301, 302])) {
+            $isRedirected = true;
+            return strlen($data);
+        }
+        if (!empty($responseCode) && $responseCode !== 200) {
+            return false;
+        }
+        // After a redirection, the content type will keep the previous request value
+        // until it finds the next content-type header.
+        if (! $isRedirected || strpos(strtolower($data), 'content-type') !== false) {
+            $contentType = $curlGetInfo($ch, CURLINFO_CONTENT_TYPE);
+        }
+        if (!empty($contentType) && strpos($contentType, 'text/html') === false) {
+            return false;
+        }
+        if (!empty($contentType) && empty($charset)) {
+            $charset = header_extract_charset($contentType);
+        }
+        if (empty($charset)) {
+            $charset = html_extract_charset($data);
+        }
+        if (empty($title)) {
+            $title = html_extract_title($data);
+        }
+        // We got everything we want, stop the download.
+        if (!empty($responseCode) && !empty($contentType) && !empty($charset) && !empty($title)) {
+            return false;
+        }
+
+        return strlen($data);
+    };
+}
+
+/**
+ * Extract title from an HTML document.
+ *
+ * @param string $html HTML content where to look for a title.
+ *
+ * @return bool|string Extracted title if found, false otherwise.
+ */
+function html_extract_title($html)
+{
+    if (preg_match('!<title.*?>(.*?)</title>!is', $html, $matches)) {
+        return trim(str_replace("\n", '', $matches[1]));
+    }
+    return false;
+}
+
+/**
+ * Extract charset from HTTP header if it's defined.
+ *
+ * @param string $header HTTP header Content-Type line.
+ *
+ * @return bool|string Charset string if found (lowercase), false otherwise.
+ */
+function header_extract_charset($header)
+{
+    preg_match('/charset="?([^; ]+)/i', $header, $match);
+    if (! empty($match[1])) {
+        return strtolower(trim($match[1]));
+    }
+
+    return false;
+}
+
+/**
+ * Extract charset HTML content (tag <meta charset>).
+ *
+ * @param string $html HTML content where to look for charset.
+ *
+ * @return bool|string Charset string if found, false otherwise.
+ */
+function html_extract_charset($html)
+{
+    // Get encoding specified in HTML header.
+    preg_match('#<meta .*charset=["\']?([^";\'>/]+)["\']? */?>#Usi', $html, $enc);
+    if (!empty($enc[1])) {
+        return strtolower($enc[1]);
+    }
+
+    return false;
+}
+
+/**
+ * Count private links in given linklist.
+ *
+ * @param array|Countable $links Linklist.
+ *
+ * @return int Number of private links.
+ */
+function count_private($links)
+{
+    $cpt = 0;
+    foreach ($links as $link) {
+        if ($link['private']) {
+            $cpt += 1;
+        }
+    }
+
+    return $cpt;
+}
+
+/**
+ * In a string, converts URLs to clickable links.
+ *
+ * @param string $text       input string.
+ * @param string $redirector if a redirector is set, use it to gerenate links.
+ * @param bool   $urlEncode  Use `urlencode()` on the URL after the redirector or not.
+ *
+ * @return string returns $text with all links converted to HTML links.
+ *
+ * @see Function inspired from http://www.php.net/manual/en/function.preg-replace.php#85722
+ */
+function text2clickable($text, $redirector = '', $urlEncode = true)
+{
+    $regex = '!(((?:https?|ftp|file)://|apt:|magnet:)\S+[a-z0-9\(\)]/?)!si';
+
+    if (empty($redirector)) {
+        return preg_replace($regex, '<a href="$1">$1</a>', $text);
+    }
+    // Redirector is set, urlencode the final URL.
+    return preg_replace_callback(
+        $regex,
+        function ($matches) use ($redirector, $urlEncode) {
+            $url = $urlEncode ? urlencode($matches[1]) : $matches[1];
+            return '<a href="' . $redirector . $url .'">'. $matches[1] .'</a>';
+        },
+        $text
+    );
+}
+
+/**
+ * Auto-link hashtags.
+ *
+ * @param string $description Given description.
+ * @param string $indexUrl    Root URL.
+ *
+ * @return string Description with auto-linked hashtags.
+ */
+function hashtag_autolink($description, $indexUrl = '')
+{
+    /*
+     * To support unicode: http://stackoverflow.com/a/35498078/1484919
+     * \p{Pc} - to match underscore
+     * \p{N} - numeric character in any script
+     * \p{L} - letter from any language
+     * \p{Mn} - any non marking space (accents, umlauts, etc)
+     */
+    $regex = '/(^|\s)#([\p{Pc}\p{N}\p{L}\p{Mn}]+)/mui';
+    $replacement = '$1<a href="'. $indexUrl .'?addtag=$2" title="Hashtag $2">#$2</a>';
+    return preg_replace($regex, $replacement, $description);
+}
+
+/**
+ * This function inserts &nbsp; where relevant so that multiple spaces are properly displayed in HTML
+ * even in the absence of <pre>  (This is used in description to keep text formatting).
+ *
+ * @param string $text input text.
+ *
+ * @return string formatted text.
+ */
+function space2nbsp($text)
+{
+    return preg_replace('/(^| ) /m', '$1&nbsp;', $text);
+}
+
+/**
+ * Format Shaarli's description
+ *
+ * @param string $description shaare's description.
+ * @param string $redirector  if a redirector is set, use it to gerenate links.
+ * @param bool   $urlEncode   Use `urlencode()` on the URL after the redirector or not.
+ * @param string $indexUrl    URL to Shaarli's index.
+
+ * @return string formatted description.
+ */
+function format_description($description, $redirector = '', $urlEncode = true, $indexUrl = '')
+{
+    return nl2br(space2nbsp(hashtag_autolink(text2clickable($description, $redirector, $urlEncode), $indexUrl)));
+}
+
+/**
+ * Generate a small hash for a link.
+ *
+ * @param DateTime $date Link creation date.
+ * @param int      $id   Link ID.
+ *
+ * @return string the small hash generated from link data.
+ */
+function link_small_hash($date, $id)
+{
+    return smallHash($date->format(LinkDB::LINK_DATE_FORMAT) . $id);
+}
-- 
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