#############################################################################
# File		: SpecCheck.py
# Package	: rpmlint
# Author	: Frederic Lepied
# Created on	: Thu Oct  7 17:06:14 1999
# Version	: $Id$
# Purpose	: check the spec file of a source rpm.
#############################################################################

from Filter import *
import AbstractCheck
import commands
import re
import sys
import rpm

spec_regex=re.compile(".spec$")
patch_regex=re.compile("^\s*Patch(.*?)\s*:\s*([^\s]+)")
applied_patch_regex=re.compile("^\s*%patch([^\s]*)\s")
source_dir_regex=re.compile("[^#]*\$RPM_SOURCE_DIR")
obsolete_tags_regex=re.compile("^\s*(Copyright|Serial)\s*:\s*([^\s]+)")

def file2string(file):
    fd=open(file, "r")
    content=fd.readlines()
    fd.close()
    return content
    
class SpecCheck(AbstractCheck.AbstractCheck):
    
    def __init__(self):
	AbstractCheck.AbstractCheck.__init__(self, "SpecCheck")

    def check(self, pkg, verbose):
        if not pkg.isSource():
            return

        # lookup spec file
        files=pkg.files()
	spec_file=None
	for f in files.keys():
	    if spec_regex.search(f):
                spec_file=pkg.dirName() + "/" + f
                break
        if not spec_file:
            printError(pkg, "no-spec-file")
        else:
            if f != pkg[rpm.RPMTAG_NAME] + ".spec":
                printError(pkg, "invalid-spec-name", f)
                
            # check content of spec file
            spec=file2string(spec_file)
            patches={}
            applied_patches=[]
            source_dir=None
            # gather info from spec lines
            for line in spec:
                res=patch_regex.search(line)
                if res:
                    patches[res.group(1)]=res.group(2)
                else:
                    res=applied_patch_regex.search(line)
                    if res:
                        applied_patches.append(res.group(1))
                    elif not source_dir:
                        res=source_dir_regex.search(line)
                        if res:
                            source_dir=1
                            printError(pkg, "use-of-RPM_SOURCE_DIR")
                res=obsolete_tags_regex.search(line)
                if res:
                    printWarning(pkg, "obsolete-tag", res.group(1))

            # process gathered info
            for p in patches.keys():
                if p not in applied_patches:
                    if p == "" and "0" in applied_patches:
                        continue
                    if p == "0" and "" in applied_patches:
                        continue
                    printWarning(pkg, "patch-not-applied", "Patch" + p + ":", patches[p])

# Create an object to enable the auto registration of the test
check=SpecCheck()

# Add information about checks
if Config.info:
    addDetails(
'obsolete-tag',
'''The following tags are obsolete: Copyright and Serial. They must
be replaced by License and Epoch respectively.''',
)

# SpecCheck.py ends here