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Separate packageinfo.* files for dealing with PackageInfo files
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,19 @@ | ||
| #! @Description | ||
| #! Attempts to download and install a package from a valid `PackageInfo.g` | ||
| #! file. The argument <A>info</A> should be either a valid package info | ||
| #! record, or a URL that points to a valid `PackageInfo.g` file. Returns | ||
| #! <K>true</K> if the installation was successful, and <K>false</K> otherwise. | ||
| #! @Arguments info | ||
| #! @Returns | ||
| #! <K>true</K> or <K>false</K> | ||
| DeclareGlobalFunction("InstallPackageFromInfo"); | ||
|
|
||
| DeclareGlobalFunction("PKGMAN_GetPackageInfo"); | ||
| DeclareGlobalFunction("PKGMAN_RefreshPackageInfo"); | ||
| DeclareGlobalFunction("PKGMAN_ValidatePackageInfo"); | ||
|
|
||
| # PackageInfo files must at least contain the following: | ||
| PKGMAN_RequiredPackageInfoFields := ["PackageName", | ||
| "PackageDoc", | ||
| "Version", | ||
| "Date"]; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,77 @@ | ||
| InstallGlobalFunction(InstallPackageFromInfo, | ||
| function(info, version...) | ||
| local formats, format, url; | ||
|
|
||
| # Check input | ||
| if not (IsString(info) or IsRecord(info)) then | ||
| ErrorNoReturn("PackageManager: InstallPackageFromInfo: ", | ||
| "<info> should be a rec or URL"); | ||
| fi; | ||
|
|
||
| # Get file from URL | ||
| if IsString(info) then | ||
| info := PKGMAN_DownloadPackageInfo(info); | ||
| if info = fail then | ||
| return false; | ||
| fi; | ||
| fi; | ||
|
|
||
| # Check the version condition. | ||
| if Length(version) = 1 and IsString(version[1]) | ||
| and not CompareVersionNumbers(info.Version, version[1]) then | ||
| Info(InfoPackageManager, 1, "Version \"", version[1], "\" of package \"", | ||
| info.PackageName, "\" cannot be satisfied"); | ||
| Info(InfoPackageManager, 2, | ||
| "The newest version available is ", info.Version); | ||
| return false; | ||
| fi; | ||
|
|
||
| # Read the information we want from it | ||
| formats := SplitString(info.ArchiveFormats, "", ", \n\r\t"); | ||
| format := First(PKGMAN_ArchiveFormats, f -> f in formats); | ||
| if format = fail then | ||
| Info(InfoPackageManager, 1, | ||
| "No supported archive formats available, so could not install"); | ||
| Info(InfoPackageManager, 1, "Only ", formats, " available"); | ||
| return false; | ||
| fi; | ||
| url := Concatenation(info.ArchiveURL, format); | ||
|
|
||
| # Download the archive | ||
| return InstallPackageFromArchive(url); | ||
| end); | ||
|
|
||
| InstallGlobalFunction(PKGMAN_GetPackageInfo, | ||
| function(dir_or_stream) | ||
| local fname, info; | ||
| if IsString(dir_or_stream) or IsDirectory(dir_or_stream) then | ||
| fname := Filename(Directory(dir_or_stream), "PackageInfo.g"); | ||
| if not IsReadableFile(fname) then | ||
| Info(InfoPackageManager, 1, "Could not find PackageInfo.g file"); | ||
| return fail; | ||
| fi; | ||
| Read(fname); | ||
| GAPInfo.PackageInfoCurrent.InstallationPath := fname; | ||
| elif IsInputStream(dir_or_stream) then | ||
| info := dir_or_stream; | ||
| Read(info); | ||
| else | ||
| Error("invalid input"); | ||
| fi; | ||
| return GAPInfo.PackageInfoCurrent; | ||
| end); | ||
|
|
||
| InstallGlobalFunction(PKGMAN_RefreshPackageInfo, | ||
| function() | ||
| GAPInfo.PackagesInfoInitialized := false; | ||
| InitializePackagesInfoRecords(); | ||
| Info(InfoPackageManager, 4, "Reloaded all package info records"); | ||
| end); | ||
|
|
||
| InstallGlobalFunction(PKGMAN_ValidatePackageInfo, | ||
| function(info) | ||
| local quiet; | ||
| # Suppress output unless info level is maximum | ||
| quiet := InfoLevel(InfoPackageManager) < 4; | ||
| return ValidatePackageInfo(info : quiet := quiet); | ||
| end); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,17 @@ | ||
| # Install a package from a PackageInfo.g URL (includes redirect) | ||
| gap> InstallPackage("https://gap-packages.github.io/autpgrp/PackageInfo.g"); | ||
| true | ||
| gap> ForAny(DirectoryContents(PKGMAN_PackageDir()), | ||
| > f -> StartsWith(f, "autpgrp")); | ||
| true | ||
| gap> RemovePackage("autpgrp", false); | ||
| true | ||
|
|
||
| # InstallPackageFromInfo input failure | ||
| gap> InstallPackageFromInfo(42); | ||
| Error, PackageManager: InstallPackageFromInfo: <info> should be a rec or URL | ||
|
|
||
| # InstallPackageFromInfo failure | ||
| gap> InstallPackage("http://www.nothing.rubbish/PackageInfo.g"); | ||
| #I Unable to download from http://www.nothing.rubbish/PackageInfo.g | ||
| false |