Check online for Updates: Difference between revisions
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${UpdatePad} "[url]" "[ | ${UpdatePad} "[url]" "[local]" $var | ||
"[url]" ; URL to a PAD file | "[url]" ; URL to a PAD file | ||
"[ | "[local]" ; version of the local file | ||
$var ; result, in the above example "information" | $var ; result, in the above example "information" | ||
Revision as of 19:46, 8 December 2007
Description
Let the installer check for newer versions. This function downloads an XML file and queries it for the program version. Useful scenarios are using it with RSS feeds or PAD files. Work in progress!
Syntax
${UpdateXml} "[url]" "[path]" $var "[url]" ; URL to an XML file "[path]" ; path to the version resource in your XML file ; ; Example: ; <XML> ; <A> ; <B>information</B> ; </A> ; </XML> ; ; -> use "/XML/A/B" as path ; $var ; result, in the above example "information" --------------------------------------------------------------- ${UpdatePad} "[url]" "[local]" $var "[url]" ; URL to a PAD file "[local]" ; version of the local file $var ; result, in the above example "information"
Example
Read version from XML
!include "XML.nsh" !include "OnlineUpdate.nsh" !insertmacro "UpdateXml" Section ${UpdateXml} "http://198.63.208.118/padinfo/padgen.xml" "/XML_DIZ_INFO/Program_Info/Program_Version" $0 MessageBox MB_OK "The latest version of PADGen is $0" SectionEnd
Read version from PAD file (XML) and download if newer
!include "WordFunc.nsh" !insertmacro "VersionCompare" !include "XML.nsh" !include "OnlineUpdate.nsh" !insertmacro "UpdateXml" !define LocalVersion "1.0" Section ${UpdatePad} "http://198.63.208.118/padinfo/padgen.xml" "${LocalVersion}" $0 ; StrCmp $0 "" 0 +2 DetailPrint "Update available at $0" SectionEnd
Download
OnlineUpdate-0.2.zip (1 KB)
XML plug-in (required)