A bookmarklet generator for Mastodon that helps toot a visiting web page's URL and the title. No OAuth login required.

bookmarklet.js

javascript: (function () {
    var LF = '\n';
    var CR = '\r';
    var BR = LF;
    var ZWSP = unescape('%u200B');
    var EMOJI_QIITA = ':qiita:';
    var EMOJI_TWITTER = ':twitter:';
    var CSS_SIZE_POPWINDOW = 'width=470,height=288';

    function addCodeBlock(str)
    {
        var code_block = '```';

        if (! str.trim()) {
            return '';
        }

        return code_block + BR + str.trim() + BR + code_block;
    }

    function addHeaderQuote(str)
    {
        var lines = str.split(BR);
        var result = '';

        for (var i=0 ; i < lines.length ; i++ ) {
            if (! (i == lines.length-1 && lines[i].length == 0)) {
                result += '${msg_qutotation_header}' + lines[i].trim() + BR;
            }
        }
        
        return result;
    }

    function addParenthesisTitle(str)
    {
        return '${title_quotation_begin}' + str.trim() + '${title_quotation_end}';
    }

    function breakLineWithFixWidth(s)
    {
        var str = s.trim().split('');

        var reg_hankaku = new RegExp('^%uFF');
        var reg_zenkaku = new RegExp('^%u');
        var width_max = ${width_linebreak}-1;

        var result = '';
        var char_tmp = '';
        var len = 0;

        for (var i=0 ; i < str.length ; i++) {
            char_tmp = str[i];
            code_tmp = escape(char_tmp);

            if (code_tmp.match(reg_hankaku)){
                len++;
            } else {
                if (code_tmp.match(reg_zenkaku)){
                    len+=2;
                } else {
                    len++;
                }
            }

            if (char_tmp == BR) {
                len = 0;
            }

            result = result + char_tmp;

            if (len > width_max) {
                result += BR;
                len = 0;
            }
        }

        return result;
    }

    function getSelectedStringAsQuote()
    {
        var s = '';

        if (window.navigator.appName == 'Microsoft Internet Explorer') {
            s = document.selection.createRange().text;
        } else {
            s = window.getSelection();
        }

        if (!s || s == '') {
            s = '';
        } else {
            s = s + BR;
            s = uniformBRtoLF(s);

            if (${enable_linebreak}) {
                s = breakLineWithFixWidth(s);
            }
            s = addHeaderQuote(s);
        }

        return s.trim();
    }

    function isUrlTwitter(url)
    {
        var reg_url_twitter = new RegExp('^https://twitter.com/');

        return url.match(reg_url_twitter);
    }

    function isUrlQiita(url)
    {
        var reg_url_qiita = new RegExp('^https://qiita.com/');

        return url.match(reg_url_qiita);
    }

    function isUrlQiitadon(url)
    {
        var reg_url_qiitadon = new RegExp('^https://qiitadon.com/');

        return url.match(reg_url_qiitadon);
    }

    function makeComment()
    {
        var str = getSelectedStringAsQuote();
        var tit = document.title;
        var url = document.URL;
        var ico = '';
        var ret = '';
        
        if (isUrlQiita(url)) {
            ico = ZWSP + EMOJI_QIITA + ZWSP
            ret += addCodeBlock(str) + BR;
            ret += ico + addParenthesisTitle(trimQiitaFromTitle(tit));
            ret += BR + url;
        } else if (isUrlQiitadon(url)) {
            ret += str.trim() + BR;
            ret += '${msg_qutotation_header} ' + url;
        } else if (isUrlTwitter(url)) {
            ico = ZWSP + EMOJI_TWITTER + ZWSP;
            ret += addCodeBlock(str) + BR;
            ret += ico + url;
        } else {
            ret += addCodeBlock(str) + BR;
            ret += addParenthesisTitle(tit) + BR;
            ret += url;
        }

        return BR + ret.trim();
    }

    function trimQiitaFromTitle(title)
    {
        var reg_qiita = new RegExp('- Qiita');
        return title.replace(reg_qiita,'').trim();
    }

    function uniformBRtoLF(str)
    {
        var reg_return = new RegExp(CR,'g');

        return str.replace( reg_return ,'');
    }

    var str = encodeURIComponent( makeComment() );
    var tit = "https://${your_instance}/intent/statuses/new?text=" + str;

    window.open(tit, 'tooting', CSS_SIZE_POPWINDOW);

})();
void(0);

functions.php

<?php
// constants
define('LF', "\n");
define('CR', "\r");
define('CRLF', "\r\n");
define('MINIFY_STRING', '"(?:[^"\\\]|\\\.)*"|\'(?:[^\'\\\]|\\\.)*\'');
define('MINIFY_COMMENT_CSS', '/\*[\s\S]*?\*/');
define('MINIFY_COMMENT_HTML', '<!\-{2}[\s\S]*?\-{2}>');
define('MINIFY_COMMENT_JS', '//[^\n]*');
define('MINIFY_PATTERN_JS', '/[^\n]+?/[gimuy]*');
define('MINIFY_HTML', '<[!/]?[a-zA-Z\d:.-]+[\s\S]*?>');
define('MINIFY_HTML_ENT', '&(?:[a-zA-Z\d]+|\#\d+|\#x[a-fA-F\d]+);');
define('MINIFY_HTML_KEEP', '<pre(?:\s[^<>]*?)?>[\s\S]*?</pre>|<code(?:\s[^<>]*?)?>[\s\S]*?</code>|<script(?:\s[^<>]*?)?>[\s\S]*?</script>|<style(?:\s[^<>]*?)?>[\s\S]*?</style>|<textarea(?:\s[^<>]*?)?>[\s\S]*?</textarea>');

function minify($pattern, $input)
{
    return preg_split('#(' . implode('|', $pattern) . ')#', $input, -1, PREG_SPLIT_NO_EMPTY | PREG_SPLIT_DELIM_CAPTURE);
}

function minifyJS($input, $comment = 2, $quote = 2)
{
    if (!is_string($input) || !$input = normalizeLineBreak(trim($input))) {
        return $input;
    }
    $output = $prev = "";
    foreach (minify([MINIFY_COMMENT_CSS, MINIFY_STRING, MINIFY_COMMENT_JS, MINIFY_PATTERN_JS], $input) as $part) {
        if (trim($part) === "") {
            continue;
        }
        if ($comment !== 1 && (
            strpos($part, '//') === 0 || // Remove inline comment(s)
            strpos($part, '/*') === 0 && substr($part, -2) === '*/'
        )) {
            if (
                $comment === 2 && (
                    // Detect special comment(s) from the third character. It should be a `!` or `*` → `/*! keep */` or `/** keep */`
                    strpos('*!', $part[2]) !== false ||
                    // Detect license comment(s) from the content. It should contains character(s) like `@license`
                    stripos($part, '@licence') !== false || // noun
                    stripos($part, '@license') !== false || // verb
                    stripos($part, '@preserve') !== false
                )
            ) {
                $output .= $part;
            }
            continue;
        }
        if ($part[0] === '/' && (substr($part, -1) === '/' || preg_match('#\/[gimuy]*$#', $part))) {
            //
        } elseif ($part[0] === '"' && substr($part, -1) === '"' || $part[0] === "'" && substr($part, -1) === "'") {
            $output .= $part;
        } else {
            $output .= minifyJSUnion($part);
        }
        $prev = $part;
    }
    return trim($output);
}

function minifyJSUnion($input)
{
    return preg_replace([
        // Remove white–space(s) around punctuation(s) [^1]
        '#\s*([!%&*\(\)\-=+\[\]\{\}|;:,.<>?\/])\s*#',
        // Remove the last semi–colon and comma [^2]
        '#[;,]([\]\}])#',
        // Replace `true` with `!0` and `false` with `!1` [^3]
        '#\btrue\b#', '#\bfalse\b#', '#\b(return\s?)\s*\b#',
        // Replace `new Array(x)` with `[x]` … [^4]
        '#\b(?:new\s+)?Array\((.*?)\)#', '#\b(?:new\s+)?Object\((.*?)\)#'
    ], [
        // [^1]
        '$1',
        // [^2]
        '$1',
        // [^3]
        '!0', '!1', '$1',
        // [^4]
        '[$1]', '{$1}'
    ], $input);
}

function normalizeLineBreak($s)
{
    return str_replace([CRLF, CR], LF, $s);
}

Main.php

<?php
//header("Content-type: text/text; charset=utf-8");

///////////////////////////////////////////////////////////////////////////////
//    Qiitadon 用引用トゥートのブックマークレット・ジェネレーター
///////////////////////////////////////////////////////////////////////////////
$your_instance    = 'qiitadon.com';
$your_language    = 'ja';    // "ja" or "en"
$enable_linebreak = 'true';  // 固定長の設定。false = 引用時に固定長で改行しない。
$width_linebreak  = 12*2;    // 固定長幅。引用時の１行の文字幅。全角文字数*2
$export_as_link   = 'true';  // 'true' => HTML 表示 'false' => Minified JS

///////////////////////////////////////////////////////////////////////////////

// ----------------------------------------------------------------------------
//  Basic INFO bout the code
//
//  Copyleft. Do whatever you want with it.
// ----------------------------------------------------------------------------
$version       = "20191210_2325";
$url_original  = "https://paiza.io/projects/h21KPTgHM3Xo5-pbQMIrRw";
$url_gist_last = "https://gist.github.com/KEINOS/4dd67a06c70134581358f4a486867939";
$ulr_gist_prev = "https://gist.github.com/KEINOS/4dd67a06c70134581358f4a486867939/d1175cc375a12d56cdc9ce22ef2824dea7f4d883";
$url_reference = "http://let.hatelabo.jp/pacochi/let/hJme9dvn644a";
$collaborators = [ "@KEINOS@qiitadon.com","@hidao@qiitadon.com","@htomine@qiitdon.com" ];

// ----------------------------------------------------------------------------
//  Messages and settings according to the language.
// ----------------------------------------------------------------------------

// Quotation
$title_quotation_begin_ja = '『';
$title_quotation_begin_en = '“';
$title_quotation_end_ja   = '』';
$title_quotation_end_en   = '”';
$title_link_ja            = 'このページを🐘';
$title_link_en            = '🐘 This Page!';
$msg_qutotation_header    = '> ';
$msg_drag_and_drop_ja     = '上のリンクをブックマークバーにドラッグ＆ドロップしてください。';
$msg_grag_and_drop_en     = 'Drag and drop the link above to your bookmark bar.';

// Set messages according to the language.
$title_quotation_begin  = ( $your_language == 'ja' ) ? $title_quotation_begin_ja : $title_quotation_begin_en;
$title_quotation_end    = ( $your_language == 'ja' ) ? $title_quotation_end_ja   : $title_quotation_end_en;
$title_link             = ( $your_language == 'ja' ) ? $title_link_ja            : $title_link_en;
$title_link_enc         = urlencode($title_link);
$mst_drag_and_drop      = ( $your_language == 'ja' ) ? $msg_drag_and_drop_ja     : $msg_grag_and_drop_en;

// ----------------------------------------------------------------------------
//  Main
// ----------------------------------------------------------------------------

// Include PHP script for minification of the javascript.
include_once('functions.php');

// Read javascript to minify.
$script = file_get_contents('bookmarklet.js');
$script = addcslashes($script,'\\');
$script = addcslashes($script,'"');

// Script hash to recognize changes
$hash_script = substr(hash('md5', $script),0,6);

// Replace PHP variables in javascript
eval("\$script = \"$script\";");

// Minifies javascript
$script = minifyJs($script);

// Export the javascript for bookmarklet
if($export_as_link=='true'){
    // Exports as HTML link
    $script = urlencode($script);
    $script = str_replace('+','%20',$script);
    $script = str_replace('javascript%3A%28','javascript:(', $script);
    $script = str_replace('%29%28%29%3Bvoid%280%29%3B', ')(); void(0);', $script);
    echo<<<EOL
<div>
    <div style='padding:1em; margin:1em;'>
        <a style='border:1px solid black;padding:1em' href='${script}' title='${title_link_enc}'>${title_link}</a>
    </div>
    <div>${mst_drag_and_drop}</div>
    <div style='font-size:small;'>Ver: ${version} | <a href='${url_gist_last}' target='_blank'>View on Gist</a> | ${url_original} </div>
    <div style='font-size:small;'>Script Hash: ${hash_script}</div>
</div>
EOL;
} else {
    // Exports as raw minifyed javascript
    echo $script;
}