1 version_new <- function(rver, pkgname, debian_revision=1, debian_epoch=db_get_base_epoch(), verbose=FALSE) {
2 if (verbose) {cat("rver:",rver," debian_revision:",debian_revision," debian_epoch:",debian_epoch,"\n")}
3 # generate a string representation of the Debian version of an
4 # R version of a package
8 override.epoch <- db_epoch_override(pkgname=pkgname)
9 debian_epoch <- max(debian_epoch,override.epoch)
11 # ``Writing R extensions'' says that the version consists of at least two
12 # non-negative integers, separated by . or -
13 if (!length(grep('^([0-9]+[.-])+[0-9]+$',rver))) {
14 fail(paste("Not a valid R package version: '",rver,"'",sep=""))
17 # Debian policy says that an upstream version should start with a digit and
18 # may only contain ASCII alphanumerics and '.+-:~'
19 if (!length(grep('^[0-9][A-Za-z0-9.+:~-]*$',rver))) {
20 fail('R package version',rver
21 ,'does not obviously translate into a valid Debian version.')
24 # if the epoch is non-zero then include it
25 if (debian_epoch != 0 || length(grep(':',pkgver)))
26 pkgver = paste(debian_epoch,':',pkgver,sep='')
28 # always add the '-1' Debian release; nothing is lost and rarely will R
29 # packages be Debian packages without modification.
30 return(paste(pkgver,'-',version_suffix_step,version_suffix,debian_revision,sep=''))
33 version_epoch <- function(pkgver) {
34 # return the Debian epoch of a Debian package version
35 if (!length(grep(':',pkgver)))
37 return(as.integer(sub('^([0-9]+):.*$','\\1',pkgver)))
39 # version_epoch . version_new(x,y) = id
40 # version_epoch(version_new(x,y)) = base_epoch
42 version_revision <- function(pkgver) {
43 # return the Debian revision of a Debian package version
44 return(as.integer(sub(paste('.*-([0-9]+',gsub('\\+','\\\\+',version_suffix),')?([0-9]+)$',sep=''),'\\2',pkgver)))
46 # version_revision . version_new(x) = id
47 # version_revision(version_new(x)) = 1
49 version_upstream <- function(pkgver, verbose=FALSE) {
50 if (verbose) {cat("version_upstream:"," pkgver:",pkgver,"\n")}
51 # return the upstream version of a Debian package version
52 return(sub('-[a-zA-Z0-9+.~]+$','',sub('^[0-9]+:','',pkgver)))
54 # version_upstream . version_new = id
56 version_update <- function(rver, prev_pkgver, prev_success, pkgname, verbose=TRUE) {
57 if (verbose) cat("version_update:"," rver:",rver," prev_pkgver:",prev_pkgver," prev_success:",prev_success,"\n")
58 # return the next debian package version
59 prev_rver <- version_upstream(prev_pkgver)
60 if (prev_rver == rver) {
61 # increment the Debian revision if the previous build was successful
66 return(version_new(rver,
68 ,debian_revision = version_revision(prev_pkgver)+inc
69 ,debian_epoch = version_epoch(prev_pkgver)
73 # TODO: implement Debian ordering over version and then autoincrement
74 # Debian epoch when upstream version does not increment.
75 return(version_new(rver,
77 ,debian_epoch = version_epoch(prev_pkgver)
81 new_build_version <- function(pkgname, verbose=FALSE) {
82 cat("new_build_version: "," pkgname:",pkgname,"\n")
83 if (!(pkgname %in% rownames(available))) {
84 fail('tried to discover new version of',pkgname,'but it does not appear to be available')
86 db_ver <- db_latest_build_version(pkgname)
87 if (verbose) {cat("db_ver: '",db_ver,"'\n",sep="")}
88 db_succ <- db_latest_build_status(pkgname)[[1]]
89 if (verbose) {cat("db_succ: '",db_succ,"'\n",sep="")}
90 latest_r_ver <- available[pkgname,'Version']
91 if (verbose) {cat("latest_r_ver: '",latest_r_ver,"'\n",sep="")}
92 if (!is.null(db_ver)) {
93 return(version_update(latest_r_ver, db_ver, db_succ,pkgname=pkgname))
95 return(version_new(latest_r_ver,pkgname=pkgname))