${t}
`).join(''))) + htmlEnd; var blob = new Blob([fileContent], { type: "application/msword;charset=utf-8" }); saveAs(blob, fileName + ".doc"); }, doExport: function () { this.wordExport($(".reader-word-layer")); }, isLoaded: false, fetchMoreContent() { var goNext = document.querySelector('.goBtn') || document.querySelector('.read-all'); let elem = document.documentElement; let elem2 = document.body; let totalHeight = elem.scrollHeight; let scrollTop = elem.scrollTop || elem2.scrollTop; let clientHeight = elem.clientHeight; var _this = this; if (totalHeight - scrollTop <= clientHeight * 1.1 || this.isLoaded) { this.isLoaded = true; return Promise.resolve(); } if ($(goNext).is(':hidden') || !goNext) { return wait(200).then( function () { window.scroll(0, scrollTop + clientHeight / 4); return _this.fetchMoreContent(); } ); } goNext && goNext.click(); return wait(2000).then( function () { return _this.fetchMoreContent(); } ); }, linksShare: function (){ var currentLocation = location.href.split('?')[0]; location.href = currentLocation.replace('/link/', '/share/') .replace('/view/', '/share/') .replace('.html', '') + '?share_api=1&width=800' }, genShadowBG(){ if (this.wrapper){ return this.wrapper; } var wrapper = document.createElement('div'); wrapper.classList.add('shadow-bg'); wrapper.setAttribute('style','position: fixed; bottom: 0; right: 0; left: 0; top: 0; z-index: 9999; background: rgba(0,0,0,0.5); display: flex; justify-content: center; align-items: center; flex-direction: column;'); this.wrapper = wrapper; return wrapper; }, addShareDownloadButton: function (){ const button = document.createElement('button'); const wrapper = this.genShadowBG(); button.innerText = '点击下载该文库文档为 word 格式'; button.setAttribute('style', 'top: 10px; right: 10px; z-index: 9999; border: 2px solid #fff; padding: 10px; background: #fff; border-radius: 5px; cursor: pointer; color: #fff; font-size: 16px;background: transparent;'); wrapper.appendChild(button); const p = document.createElement('p'); p.setAttribute('style', 'color: #fff; font-size: 12px; margin-top: 10px; margin-bottom: 10px;'); p.innerText = '需要等待背景加载出文字后才能下载...'; wrapper.appendChild(p); const _this = this; window.addEventListener('load', function () { document.body.appendChild(wrapper); button.addEventListener('click', function () { button.setAttribute('disabled', 'disabled'); button.style.color = '#ccc'; button.style.cursor = 'not-allowed'; p.innerText = '正在下载...'; window.scroll(0,0) _this.fetchMoreContent() .then(function (){ p.innerText = '下载完成，请在浏览器下载内容中查看'; _this.doExport(); }) }); }); }, addPdfDownloadButton:function (){ this.importScript('https://unpkg.com/jspdf@2.5.0/dist/jspdf.umd.js') this.importScript('https://unpkg.com/html2canvas@1.4.1/dist/html2canvas.min.js') const wrapper = this.genShadowBG(); const button = document.createElement('button'); button.innerText = '点击下载该文库文档为 PDF 格式'; button.setAttribute('style', 'top: 10px; right: 10px; z-index: 9999; border: 2px solid #fff; padding: 10px; background: #fff; border-radius: 5px; cursor: pointer; color: #fff; font-size: 16px;background: transparent;'); wrapper.appendChild(button); const p = document.createElement('p'); p.setAttribute('style', 'color: #fff; font-size: 12px; margin-top: 10px;'); p.innerText = 'PDF 为图片内容，且仅支持少量文档（不建议使用）...'; wrapper.appendChild(p); const _this = this; window.addEventListener('load', function () { document.body.appendChild(wrapper); button.addEventListener('click', function () { button.setAttribute('disabled', 'disabled'); button.style.color = '#ccc'; button.style.cursor = 'not-allowed'; p.innerText = '正在下载中...'; window.scroll(0,0) _this.fetchMoreContent() .then(function (){ p.innerText = '正在转换格式中...'; _this.doExportPdf() .then(function (){ p.innerText = '下载完成，请在浏览器下载内容中查看'; }); }) }); }); }, doExportPdf: function () { var pages = document.querySelectorAll('.reader-page') var pdf = new window.jspdf.jsPDF('', 'pt', 'a4'); var promises = []; for (var i = 0; i < pages.length; i++) { promises.push(window.html2canvas(pages[i])) } return Promise.all(promises) .then(canvasList=>{ for (var i = 0; i< canvasList.length; i++){ var canvas = canvasList[i]; var imgData = canvas.toDataURL('image/jpeg', 1.0); pdf.addImage(imgData, 'JPEG', 0, 0, 595.28, 592.28/canvas.width * canvas.height ); if (i < canvasList.length - 1) { pdf.addPage(); } } pdf.save('文库文档.pdf'); }) }, importScript: function (url){ var script = document.createElement('script'); script.src = url; document.body.appendChild(script); } } } }); } }(window); console.log('wenku2word loaded successfully'); if (/^.*wenku\.baidu\.com\/share\/.*/.test(location.href)) { window.wenku2word.addShareDownloadButton(); window.wenku2word.addPdfDownloadButton(); } window.addEventListener('load', function () { var existBtn = $('.core-btn-wrapper > div'); if (!existBtn || !existBtn.length) { return; } var btn = $('') if (existBtn) { btn = existBtn.clone(); } btn[0].className = 'btn-download btn-pay reader-download'; btn[0].innerHTML = '文库转 Word / PDF '; btn[0].style.marginLeft = '10px'; btn.click(function (e) { e.preventDefault(); e.stopPropagation(); window.wenku2word.linksShare(); /* window.scroll(0, 0); var spinner = document.createElement('div'); spinner.innerText = '解析文章中, 请稍候...'; spinner.style.position = 'fixed'; spinner.style.width = '100%'; spinner.style.height = '100%'; spinner.style.textAlign = 'center'; spinner.style.paddingTop = '10rem'; spinner.style.backgroundColor = 'rgba(255,255,255,.8)'; spinner.style.zIndex = '99999'; spinner.style.fontSize = '3rem'; spinner.style.top = '0'; spinner.style.left = '0'; document.body.appendChild(spinner); window.wenku2word.fetchMoreContent() .then(function () { spinner.innerText = '解析成功, 即将下载...'; return wait(2000) }).then(function () { window.wenku2word.doExport(); document.body.removeChild(spinner); } ); */ }); $('.toolbar-core-btns-wrap').append(btn[0]); $('.core-btn-wrapper').append(btn[0]); console.log('button added'); }) })(jQuery); } else { console.log('wenku2word loaded failed'); }