wkhtmltopdf is an open source, simple and efficient command line shell program that can convert any HTML (web page) to PDF files or images (such as jpg, png, etc.).
wkhtmltopdf is written in C and released under the GNU/GPL (General Public License). It uses the WebKit rendering engine to convert HTML pages to PDF files without losing page quality. This is a very practical and reliable solution for creating and storing web page snapshots in real time.
In this article, we will introduce how to use tar package to install wkhtmltopdf under Linux system.
Let us install evince (a PDF reader) on Linux system to browse PDF files.
$ sudo yum install evince [RHEL/CentOS and Fedora] $ sudo dnf install evince [On Fedora 22+ versions] $ sudo apt-get install evince [On Debian/Ubuntu systems]
Use the wget command to download the wkhtmltopdf source code file according to your Linux architecture, or you can download the latest version from the wkhtmltopdf download page (the latest stable version is currently 0.12.4)
On 64-bit Linux systems:
$ wget http://download.gna.org/wkhtmltopdf/0.12/0.12.4/wkhtmltox-0.12.4_linux-generic-amd64.tar.xz
On 32-bit Linux systems:
$ wget http://download.gna.org/wkhtmltopdf/0.12/0.12.4/wkhtmltox-0.12.4_linux-generic-i386.tar.xz
Use the tar command to decompress the file into the current directory.
------ On 64-bit Linux OS ------ $ sudo tar -xvf wkhtmltox-0.12.4_linux-generic-amd64.tar.xz ------ On 32-bit Linux OS ------ $ sudo tar -xvzf wkhtmltox-0.12.4_linux-generic-i386.tar.xz
In order to execute the program from any path, install wkhtmltopdf into the /usr/bin directory.
$ sudo cp wkhtmltox/bin/wkhtmltopdf /usr/bin/
We will see how to convert a remote HTML page to a PDF file, verify the information, and use evince to browse the created file in the GNOME desktop.
To convert any HTML page to PDF, run the following command. It will convert the page into 10-Sudo-Configurations.pdf in the current directory.
# wkhtmltopdf http://www.tecmint.com/sudoers-configurations-for-setting-sudo-in-linux/ 10-Sudo-Configurations.pdf
Example output:
Loading pages (1/6) Counting pages (2/6) Resolving links (4/6) Loading headers and footers (5/6) Printing pages (6/6) Done
To verify the created file, use the following command.
$ file 10-Sudo-Configurations.pdf
Example output:
10-Sudo-Configurations.pdf: PDF document, version 1.4
To browse the generated file information, run the following command.
$ pdfinfo 10-Sudo-Configurations.pdf
Example output:
Title: 10 Useful Sudoers Configurations for Setting 'sudo' in Linux Creator: wkhtmltopdf 0.12.4 Producer: Qt 4.8.7 CreationDate: Sat Jan 28 13:02:58 2017 Tagged: no UserProperties: no Suspects: no Form: none JavaScript: no Pages: 13 Encrypted: no Page size: 595 x 842 pts (A4) Page rot: 0 File size: 697827 bytes Optimized: no PDF version: 1.4
Use evince on the desktop to view the latest generated PDF file.
$ evince 10-Sudo-Configurations.pdf
Sample screenshot:
Looks great in my Linux Mint 17. 
To create a table of contents of PDF files, use the toc option.
$ wkhtmltopdf toc http://www.tecmint.com/sudoers-configurations-for-setting-sudo-in-linux/ 10-Sudo-Configurations.pdf
Example output:
Loading pages (1/6) Counting pages (2/6) Loading TOC (3/6) Resolving links (4/6) Loading headers and footers (5/6) Printing pages (6/6) Done
To view the TOC of a created file, use evince again.
$ evince 10-Sudo-Configurations.pdf
Sample screenshot:
看一下下面的图。它上看去比上面的更好。
wkhtmltopdf 选项及使用
更多关于 wkhtmltopdf 的使用及选项，使用下面的帮助命令。它会显示出所有可用的选项。
$ wkhtmltopdf --help
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