metapage-toolkit/rohub_data_loader.html at main · ScienceLiveHub/metapage-toolkit · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>ROHub Dataset Loader</title>
    <style>
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            max-width: 1000px;
            margin: 0 auto;
            padding: 20px;
            background: linear-gradient(135deg, #173968 0%, #be2e78 100%);
            min-height: 100vh;
        }

        .container {
            background: white;
            border-radius: 15px;
            padding: 30px;
            box-shadow: 0 15px 35px rgba(0,0,0,0.1);
        }

        h1 {
            color: #333;
            text-align: center;
            margin-bottom: 30px;
            background: linear-gradient(45deg, #173968, #be2e78);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .input-section {
            background: #f8f9fa;
            padding: 25px;
            border-radius: 12px;
            margin-bottom: 25px;
            border: 2px solid #e9ecef;
        }

        .input-group {
            margin-bottom: 20px;
        }

        label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
            color: #495057;
        }

        input, textarea, select {
            width: 100%;
            padding: 15px;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 16px;
            transition: all 0.3s ease;
            box-sizing: border-box;
        }

        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: #173968;
            box-shadow: 0 0 0 3px rgba(23, 57, 104, 0.1);
        }

        button {
            background: linear-gradient(45deg, #173968, #be2e78);
            color: white;
            border: none;
            padding: 15px 25px;
            border-radius: 8px;
            cursor: pointer;
            font-size: 16px;
            font-weight: 600;
            transition: all 0.3s ease;
            margin: 5px;
        }

        button:hover:not(:disabled) {
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(23, 57, 104, 0.3);
        }

        button:disabled {
            background: #6c757d;
            cursor: not-allowed;
            transform: none;
        }

        .status {
            margin: 20px 0;
            padding: 15px 20px;
            border-radius: 8px;
            font-weight: 600;
        }

        .status.loading {
            background: #e3f2fd;
            color: #1565c0;
            border: 2px solid #1976d2;
        }

        .status.success {
            background: #e8f5e8;
            color: #2e7d32;
            border: 2px solid #4caf50;
        }

        .status.error {
            background: #ffebee;
            color: #c62828;
            border: 2px solid #f44336;
        }

        .resource-selector {
            background: #f8f9fa;
            border: 2px solid #e9ecef;
            border-radius: 12px;
            margin: 20px 0;
            padding: 20px;
            display: none;
        }

        .data-viewer {
            background: #f8f9fa;
            border: 2px solid #e9ecef;
            border-radius: 12px;
            margin: 20px 0;
            overflow: hidden;
            display: none;
        }

        .data-header {
            background: linear-gradient(45deg, #be2e78, #173968);
            color: white;
            padding: 20px;
            font-weight: 600;
            font-size: 1.2em;
        }

        .data-content {
            padding: 25px;
            max-height: 600px;
            overflow-y: auto;
            background: white;
        }

        .data-content pre {
            background: #f8f9fa;
            padding: 20px;
            border-radius: 8px;
            border: 1px solid #e9ecef;
            overflow-x: auto;
            font-family: 'Courier New', monospace;
            font-size: 14px;
            line-height: 1.6;
        }

        .json-viewer {
            font-family: 'Courier New', monospace;
        }

        .json-key { color: #173968; font-weight: bold; }
        .json-string { color: #be2e78; }
        .json-number { color: #cc6600; }
        .json-boolean { color: #cc0066; font-weight: bold; }

        .spinner {
            width: 20px;
            height: 20px;
            border: 2px solid #1976d2;
            border-top: 2px solid transparent;
            border-radius: 50%;
            animation: spin 1s linear infinite;
            display: inline-block;
            margin-right: 10px;
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        .url-type {
            font-size: 14px;
            color: #6c757d;
            margin-bottom: 10px;
        }

        .save-data-section {
            background: #e8f5e8;
            border: 2px solid #4caf50;
            border-radius: 12px;
            padding: 20px;
            margin: 20px 0;
            display: none;
        }

        .buttons-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 10px;
            margin-top: 15px;
        }

        .file-info {
            background: #fff3cd;
            border: 2px solid #ffc107;
            border-radius: 8px;
            padding: 15px;
            margin: 15px 0;
            font-size: 14px;
        }
    </style>
</head>
<body>
    <div class="container">
        <h1>🔬 ROHub Dataset Loader</h1>

        <div class="input-section">
            <div class="input-group">
                <label for="rohubUrl">ROHub URL (Resource or Research Object):</label>
                <textarea id="rohubUrl" rows="3" placeholder="Paste your ROHub URL here...">https://w3id.org/ro-id/d5430aa5-7a8b-44fe-8d21-6a7c80ac36d4/resources/8d4cb501-4697-45ed-be43-65e001e07e8f</textarea>
                <div id="urlType" class="url-type"></div>
            </div>

            <div>
                <button onclick="analyzeAndLoad()">🔍 Load from ROHub</button>
                <button onclick="clearAll()">🗑️ Clear</button>
            </div>
        </div>

        <div id="status"></div>

        <div id="resourceSelector" class="resource-selector">
            <h3>📁 Select a Resource</h3>
            <div class="input-group">
                <label for="resourceSelect">Available resources:</label>
                <select id="resourceSelect">
                    <option value="">-- Loading resources --</option>
                </select>
            </div>
            <button onclick="loadSelectedResource()">📥 Load Selected Resource</button>
        </div>

        <div id="saveDataSection" class="save-data-section">
            <h3>💾 Save Data Locally</h3>
            <p>Data loaded successfully! Choose how to save this data to your computer:</p>

            <div class="file-info">
                <strong>📋 Instructions:</strong><br>
                • Save as <strong>file</strong> to use with the Warming Stripes Visualizer<br>
                • Place saved files in your <code>inputs/</code> folder for easy access<br>
            </div>

            <div class="buttons-grid">
                <button onclick="saveAsCSV()">📄 Save File</button>
                <button onclick="copyToClipboard()">📋 Copy to Clipboard</button>
            </div>
        </div>

        <div id="dataViewer" class="data-viewer">
            <div class="data-header" id="dataHeader">
                📄 Dataset Content
            </div>
            <div class="data-content" id="dataContent">
            </div>
        </div>
    </div>

    <script>
        // Global variables
        let currentData = null;
        let currentRO = null;
        let parsedCSVData = null;

        // Initialize without metaframe
        document.addEventListener('DOMContentLoaded', function() {
            console.log('🚀 Initializing ROHub Data Loader (Standalone Mode)...');

            // Auto-detect URL type on input
            document.getElementById('rohubUrl').addEventListener('input', detectUrlType);
            detectUrlType();
        });

        function detectUrlType() {
            const url = document.getElementById('rohubUrl').value.trim();
            const typeDiv = document.getElementById('urlType');

            if (!url) {
                typeDiv.textContent = '';
                return;
            }

            if (url.includes('/resources/')) {
                typeDiv.textContent = '🔗 Individual Resource URL - will load directly';
                typeDiv.style.color = '#28a745';
            } else if (url.match(/\/ro-id\/[a-f0-9-]+\/?$/)) {
                typeDiv.textContent = '📁 Research Object URL - will show resource selector';
                typeDiv.style.color = '#007bff';
            } else {
                typeDiv.textContent = '❓ URL format not recognized';
                typeDiv.style.color = '#dc3545';
            }
        }

        async function analyzeAndLoad() {
            const url = document.getElementById('rohubUrl').value.trim();

            if (!url) {
                showStatus('❌ Please enter a ROHub URL', 'error');
                return;
            }

            // Determine if it's a resource or research object URL
            if (url.includes('/resources/')) {
                // Direct resource URL
                await loadResourceDirectly(url);
            } else {
                // Research object URL
                await loadResearchObjectAndShowSelector(url);
            }
        }

        async function loadResourceDirectly(resourceUrl) {
            showStatus('🔄 Loading resource directly...', 'loading');

            try {
                const content = await fetchResourceContent(resourceUrl);
                const resourceName = extractResourceName(resourceUrl);

                currentData = content;
                displayData(content, resourceName, 'Direct resource');
                parseAndStoreData(content, resourceName, resourceUrl);

                showStatus('✅ Resource loaded successfully!', 'success');
                showSaveDataSection();

            } catch (error) {
                showStatus(`❌ Error loading resource: ${error.message}`, 'error');
            }
        }

        async function loadResearchObjectAndShowSelector(roUrl) {
            showStatus('🔄 Loading research object...', 'loading');

            try {
                // Extract RO ID from URL
                const roIdMatch = roUrl.match(/\/ro-id\/([a-f0-9-]+)/);
                if (!roIdMatch) {
                    throw new Error('Invalid Research Object URL format');
                }

                const roId = roIdMatch[1];

                // Load RO metadata
                const roApiUrl = `https://api.rohub.org/api/ros/${roId}/`;
                const roData = await fetchWithProxy(roApiUrl);
                currentRO = roData;

                // Load resources
                const resourcesApiUrl = `https://api.rohub.org/api/ros/${roId}/resources/`;
                const resourcesResponse = await fetchWithProxy(resourcesApiUrl);
                const resources = resourcesResponse.results || resourcesResponse;

                // Show resource selector
                populateResourceSelector(resources, roId);
                showStatus('✅ Research object loaded! Select a resource below.', 'success');

            } catch (error) {
                showStatus(`❌ Error loading research object: ${error.message}`, 'error');
            }
        }

        function populateResourceSelector(resources, roId) {
            const selector = document.getElementById('resourceSelector');
            const select = document.getElementById('resourceSelect');

            select.innerHTML = '<option value="">-- Select a resource --</option>';

            resources.forEach((resource, index) => {
                const resourceName = resource.name || resource.title || resource.identifier || `Resource ${index + 1}`;
                const resourceType = resource.mimetype || resource.res_type || resource.type || 'Unknown';
                const resourceId = resource.identifier || resource.res_id || resource.id;

                const option = document.createElement('option');
                option.value = index;
                option.textContent = `${resourceName} (${resourceType})`;

                // Store resource info in data attributes
                option.dataset.resourceId = resourceId;
                option.dataset.name = resourceName;
                option.dataset.type = resourceType;
                option.dataset.roId = roId;

                select.appendChild(option);
            });

            selector.style.display = 'block';
        }

        async function loadSelectedResource() {
            const select = document.getElementById('resourceSelect');

            if (select.value === '') {
                showStatus('❌ Please select a resource', 'error');
                return;
            }

            const option = select.options[select.selectedIndex];
            const resourceId = option.dataset.resourceId;
            const resourceName = option.dataset.name;
            const roId = option.dataset.roId;

            showStatus('🔄 Loading selected resource...', 'loading');

            try {
                // Construct resource URL
                const resourceUrl = `https://w3id.org/ro-id/${roId}/resources/${resourceId}`;

                const content = await fetchResourceContent(resourceUrl);

                currentData = content;
                displayData(content, resourceName, 'Selected from RO');
                parseAndStoreData(content, resourceName, resourceUrl);

                showStatus('✅ Resource loaded successfully!', 'success');
                showSaveDataSection();

            } catch (error) {
                showStatus(`❌ Error loading resource: ${error.message}`, 'error');
            }
        }

        function parseAndStoreData(content, name, url) {
            console.log('🔄 Parsing data for local storage...');

            try {
                // Try to parse as CSV
                if (content.includes(',') && content.includes('\n')) {
                    const lines = content.trim().split('\n');
                    if (lines.length > 1) {
                        const headers = lines[0].split(',').map(h => h.trim().replace(/^"(.*)"$/, '$1'));
                        const data = lines.slice(1).map(line => {
                            const values = line.split(',').map(v => v.trim().replace(/^"(.*)"$/, '$1'));
                            const row = {};
                            headers.forEach((header, index) => {
                                const value = values[index];
                                const numValue = parseFloat(value);
                                row[header] = isNaN(numValue) ? value : numValue;
                            });
                            return row;
                        });

                        parsedCSVData = {
                            type: 'csv',
                            name: name,
                            url: url,
                            headers: headers,
                            data: data,
                            rawContent: content
                        };

                        console.log('✅ CSV data parsed successfully:', parsedCSVData);
                        return;
                    }
                }

                // Try to parse as JSON
                try {
                    const jsonData = JSON.parse(content);
                    parsedCSVData = {
                        type: 'json',
                        name: name,
                        url: url,
                        data: jsonData,
                        rawContent: content
                    };
                    console.log('✅ JSON data parsed successfully:', parsedCSVData);
                    return;
                } catch (e) {
                    // Not JSON
                }

                // Plain text
                parsedCSVData = {
                    type: 'text',
                    name: name,
                    url: url,
                    content: content,
                    rawContent: content
                };

                console.log('✅ Text data stored successfully:', parsedCSVData);

            } catch (error) {
                console.error('❌ Error parsing data:', error);
                parsedCSVData = null;
            }
        }

        function showSaveDataSection() {
            document.getElementById('saveDataSection').style.display = 'block';
        }

        function saveAsCSV() {
            if (!parsedCSVData) {
                showStatus('❌ No data available to save', 'error');
                return;
            }

            const filename = sanitizeFilename(parsedCSVData.name) + '.csv';
            downloadFile(parsedCSVData.rawContent, filename, 'text/csv');
            showStatus('✅ File saved!', 'success');
        }

        function copyToClipboard() {
            if (!parsedCSVData) {
                showStatus('❌ No data available to copy', 'error');
                return;
            }

            navigator.clipboard.writeText(parsedCSVData.rawContent).then(() => {
                showStatus('✅ Data copied to clipboard!', 'success');
            }).catch(err => {
                console.error('Failed to copy:', err);
                showStatus('❌ Failed to copy to clipboard', 'error');
            });
        }

        function downloadFile(content, filename, mimeType) {
            const blob = new Blob([content], { type: mimeType });
            const url = window.URL.createObjectURL(blob);
            const a = document.createElement('a');
            a.href = url;
            a.download = filename;
            document.body.appendChild(a);
            a.click();
            document.body.removeChild(a);
            window.URL.revokeObjectURL(url);
        }

        function sanitizeFilename(filename) {
            // Remove invalid characters and replace spaces
            return filename.replace(/[^a-zA-Z0-9]/g, '_').replace(/_+/g, '_').toLowerCase();
        }

        async function fetchResourceContent(url) {
            const methods = [
                // Direct fetch with different Accept headers
                async () => {
                    const response = await fetch(url, {
                        mode: 'cors',
                        headers: { 'Accept': '*/*' }
                    });
                    if (response.ok) return await response.text();
                    throw new Error(`HTTP ${response.status}`);
                },

                // AllOrigins proxy
                async () => {
                    const proxyUrl = `https://api.allorigins.win/get?url=${encodeURIComponent(url)}`;
                    const response = await fetch(proxyUrl);
                    if (response.ok) {
                        const data = await response.json();
                        return data.contents;
                    }
                    throw new Error('Proxy failed');
                },

                // CORS proxy
                async () => {
                    const proxyUrl = `https://corsproxy.io/?${encodeURIComponent(url)}`;
                    const response = await fetch(proxyUrl);
                    if (response.ok) return await response.text();
                    throw new Error('CORS proxy failed');
                }
            ];

            for (const method of methods) {
                try {
                    return await method();
                } catch (error) {
                    console.log('Method failed:', error.message);
                }
            }

            throw new Error('All access methods failed');
        }

        async function fetchWithProxy(url) {
            try {
                const response = await fetch(url, {
                    mode: 'cors',
                    headers: { 'Accept': 'application/json' }
                });
                if (response.ok) return await response.json();
                throw new Error(`HTTP ${response.status}`);
            } catch (error) {
                // Fallback to proxy
                const proxyUrl = `https://api.allorigins.win/get?url=${encodeURIComponent(url)}`;
                const proxyResponse = await fetch(proxyUrl);
                if (proxyResponse.ok) {
                    const proxyData = await proxyResponse.json();
                    return JSON.parse(proxyData.contents);
                }
                throw error;
            }
        }

        function extractResourceName(url) {
            const parts = url.split('/');
            return parts[parts.length - 1] || 'Resource';
        }

        function displayData(content, name, source) {
            const viewer = document.getElementById('dataViewer');
            const header = document.getElementById('dataHeader');
            const contentDiv = document.getElementById('dataContent');

            header.textContent = `📄 ${name} (${source})`;

            let formattedContent;

            // Try to format as JSON
            try {
                const parsed = JSON.parse(content);
                formattedContent = `<div class="json-viewer">${syntaxHighlightJSON(JSON.stringify(parsed, null, 2))}</div>`;
            } catch (e) {
                // Check if it's CSV
                if (content.includes(',') && content.includes('\n')) {
                    formattedContent = formatAsTable(content);
                } else {
                    // Plain text
                    formattedContent = `<pre>${escapeHtml(content)}</pre>`;
                }
            }

            contentDiv.innerHTML = formattedContent;
            viewer.style.display = 'block';
        }

        function formatAsTable(csvContent) {
            const lines = csvContent.trim().split('\n').slice(0, 50); // Show first 50 rows
            if (lines.length < 2) return `<pre>${escapeHtml(csvContent)}</pre>`;

            let html = '<table style="width: 100%; border-collapse: collapse; font-size: 14px;">';

            lines.forEach((line, index) => {
                const cells = line.split(',').map(cell => cell.trim().replace(/^"(.*)"$/, '$1'));
                const tag = index === 0 ? 'th' : 'td';
                const style = index === 0 ? 'background: #f8f9fa; font-weight: bold;' : '';

                html += '<tr>';
                cells.forEach(cell => {
                    html += `<${tag} style="border: 1px solid #ddd; padding: 8px; ${style}">${escapeHtml(cell)}</${tag}>`;
                });
                html += '</tr>';
            });

            html += '</table>';
            return html;
        }

        function syntaxHighlightJSON(json) {
            json = json.replace(/&/g, '&amp;').replace(/</g, '&lt;').replace(/>/g, '&gt;');
            return json.replace(/("(\\u[a-zA-Z0-9]{4}|\\[^u]|[^\\"])*"(\s*:)?|\b(true|false|null)\b|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?)/g, function (match) {
                let cls = 'json-number';
                if (/^"/.test(match)) {
                    if (/:$/.test(match)) {
                        cls = 'json-key';
                    } else {
                        cls = 'json-string';
                    }
                } else if (/true|false/.test(match)) {
                    cls = 'json-boolean';
                }
                return '<span class="' + cls + '">' + match + '</span>';
            });
        }

        function escapeHtml(text) {
            const div = document.createElement('div');
            div.textContent = text;
            return div.innerHTML;
        }

        function clearAll() {
            document.getElementById('resourceSelector').style.display = 'none';
            document.getElementById('dataViewer').style.display = 'none';
            document.getElementById('saveDataSection').style.display = 'none';
            document.getElementById('status').innerHTML = '';

            currentData = null;
            currentRO = null;
            parsedCSVData = null;
        }

        function showStatus(message, type) {
            const statusDiv = document.getElementById('status');

            if (type === 'loading') {
                statusDiv.innerHTML = `<div class="status ${type}"><span class="spinner"></span>${message}</div>`;
            } else {
                statusDiv.innerHTML = `<div class="status ${type}">${message}</div>`;
            }

            if (type === 'success') {
                setTimeout(() => {
                    statusDiv.innerHTML = '';
                }, 3000);
            }
        }
    </script>
</body>
</html>