netsurf/amiga/dist/Install

; Installation script for NetSurf

(procedure p_setmimetype #type #mimetype
	(transcript "Setting MIME Type " #mimetype " for default " #type " icon")

	(set #fullpath (cat "ENVARC:Sys/def_" #type))

	(tooltype
		(prompt "Setting MIME type")
		(help @tooltype-help)
		(dest #fullpath)
		(settooltype "MIMETYPE" #mimetype)
	)
)

(procedure p_failedsobjs
	(if #failedsobjs
		(message "The following shared objects failed to copy.  These will be updated on next reboot.\n\n" #failedsobjs)
	)
)

(procedure p_schedulesobj #sobj
	(transcript "Scheduling update of " #sobj " for next reboot")

	(set #failedsobjs (cat #failedsobjs "\n" #sobj))

	(makedir "SObjs:so-installer")

	(copyfiles
		(source (tackon "SObjs" #sobj))
		(dest "SObjs:so-installer")
	)

	(startup "Shared object installer"
		(prompt "Adding commands to user-startup to schedule copy of " #sobj " on next reboot")
		(help @startup-help)
		(command "if EXISTS SObjs:so-installer\n")
		(command "  copy SObjs:so-installer SObjs: CLONE FORCE QUIET\n")
		(command "  delete SObjs:so-installer ALL FORCE QUIET\n")
		(command "endif\n")
	)
)

(procedure p_comparesobj #sobj
	(set #same 0)
	(set #sobj-version (getversion (tackon "SObjs/" #sobj)))
	(if (= #sobj-version 0)
		(
			(if (exists (tackon "SObjs:" #sobj))
				(
					(set #file-newer (earlier (tackon "SObjs:" #sobj) (tackon "SObjs/" #sobj)))
					(set #old-size (getsize (tackon "SObjs:" #sobj)))
					(set #new-size (getsize (tackon "SObjs/" #sobj)))

					(if (AND (= #old-size #new-size) (= #file-newer 0)) (set #same 1))
				)
			)
		)
		; else if version info is available
		(
			(set #sobj-oldversion (getversion (tackon "SObjs:" #sobj)))

			(if (<= #sobj-version #sobj-oldversion) (set #same 1))
		)
	)
)

(procedure p_copysobj #sobj
	(set #sobj-version (getversion (tackon "SObjs/" #sobj)))

	(if (= #sobj-version 0)
		(
			(transcript "Date compare " #sobj)

			(if (exists (tackon "SObjs:" #sobj))
				(
					(set #file-newer (earlier (tackon "SObjs:" #sobj) (tackon "SObjs/" #sobj)))

					(if (= #file-newer 0)
						(
							(set #newer-text "has an older datestamp")
						)
						;else
						(
							(set #newer-text "has a newer datestamp")
						)
					)

					(set #old-size (getsize (tackon "SObjs:" #sobj)))
					(set #new-size (getsize (tackon "SObjs/" #sobj)))

					(if (AND (= #old-size #new-size) (= #file-newer 0))
						(
							(set #copy 0)
						)
						;else
						(
							(if (OR (= @user-level 2) (AND (= @user-level 1) (<> #file-newer 0)))
; Expert users are always prompted
; Average users are prompted if the file trying to be copied is newer
; Novice users are never prompted
; This is roughly equivalent to (copylib (confirm))
; No prompting occurs if the destination does not exist (silent copy)
; or the files are the same size and the one being copied isn't newer (don't copy)
								(
									(set #copy
										(askbool
											(prompt "Copying " #sobj "...\n\n"
												"Version to install: " #new-size " bytes\n"
												"Version currently installed: " #old-size " bytes\n\n"
												"The file to copy " #newer-text)
											(help @askbool-help)
											(default #file-newer)
											(choices "Proceed with copy" "Skip this part")
										)
									)
								)
								;else
								(
									(set #copy #file-newer)
								)
							)
						)
					)
				)
				; else if dest file does not exist
				(
					(set #copy 1)
				)
			)

			(if (<> #copy 0)
				(
					(if (<> #AutoInstall 1)
						(
							(copyfiles
								(prompt "Copying " #sobj "...")
								(help @copyfiles-help)
								(source (tackon "SObjs/" #sobj))
								(dest "SObjs:")
								(optional "nofail" "force")
							)
						)
						;else
						(
							(run "CopyStore SObjs/" #sobj " SObjs:")
						)
					)

					(p_comparesobj #sobj)
					(if (= #same 0)
						(
							(p_schedulesobj #sobj)
						)
					)
				)
			)
		)
		; else if version info is available
		(
			(if (<> #AutoInstall 1)
				(
					(copylib
						(prompt "Copying " #sobj "...")
						(help @copylib-help)
						(source (tackon "SObjs/" #sobj))
						(dest "SObjs:")
						(optional "nofail" "force")
						(confirm "expert")
					)
				)
				;else
				(
					(run "CopyStore SObjs/" #sobj " SObjs:")
				)
			)

			(p_comparesobj #sobj)
			(if (= #same 0)
				(
					(p_schedulesobj #sobj)
				)
			)
		)
	)
)

(if (= @app-name "NetSurfAutoInstall") (set #AutoInstall 1))

(if (<> #AutoInstall 1) (welcome))

(complete 0)

(set @default-dest (getenv "AppPaths/NetSurf"))

(set @default-dest
	(askdir
		(prompt "Where would you like to install NetSurf?\n"
				"(a drawer will not be created)")
		(help @askdir-help)
		(default @default-dest)
	)
)

(complete 5)

(working "Checking existing installation...")
(set #icon-exists (exists (tackon @default-dest "NetSurf.info")))
(set osver (getversion))
(set osver (/ osver 65536))

(if (>= osver 53)
	(
		(if (= #AutoInstall 0)
			(
				(set #cairo-name "Shared objects/part-Cairo")
			)
			;else
			(
				(set #cairo-name "")
			)
		)
		(set #cairo-version 1)
		(set #netsurf-exists (exists (tackon @default-dest "NetSurf")))
		(if (<> #netsurf-exists 0)
			(
				; Guess if the installed version is static, if it
				; is bigger than 5MB then it probably is!
				(set #netsurf-size (getsize (tackon @default-dest "NetSurf")))
				(if (> #netsurf-size 5000000) (set #cairo-version 0))
			)
		)
	)
	; else
	(
		(set #cairo-version 0)
		(set #cairo-name "")		
	)
)

(complete 10)

(if (AND (> @user-level 0) (<> #cairo-name ""))
	(
		(set #cairo-version
			(askchoice
				(prompt "Which version of NetSurf would you like to install?")
				(help "The Cairo/shared objects version has better rendering "
					"of some graphical elements, and supports SVG.  However, "
					"some users report problems with the use of shared objects.\n\n"
					@askchoice-help)
				(choices "Static/graphics.library" #cairo-name)
				(default #cairo-version)
			)
		)
	)
)

(complete 15)

(set #options-exist (exists (tackon @default-dest "Resources/Options")))
(set #aiss-theme "")

(if (= #options-exist 0)
	(
		(if (exists "TBimages:" (noreq))
			(set #aiss-theme "AISS")
		)

		(set #themename
   			(askchoice
  				(prompt "Please select theme")
 	      		(help "AISS theme requires AISS (and def_pointers for 32-bit "
						"pointers), and will only be shown as an option if "
						"AISS is installed.\n\n"
						@askchoice-help)
				(choices "Default" #aiss-theme)
       			(default 0)
   			)
		)

		(select #themename
			(set #theme "Resources/Themes/Default")
			(set #theme "Resources/Themes/AISS")
		)
	)
)

(complete 20)

(set #netsurf-name (select #cairo-version "NetSurf" "NetSurf_Cairo"))

(if (= #AutoInstall 0)
	(
		(copylib
			(prompt "Please check the version of NetSurf you are copying against "
					"any which might already be installed.")
			(help @copylib-help)
			(source #netsurf-name)
			(dest @default-dest)
			(newname "NetSurf")
			(optional "askuser" "force" "oknodelete")
			(confirm "expert")
		)
	)
;else
	(
		(copyfiles
			(prompt "Please check the version of NetSurf you are copying against "
					"any which might already be installed.")
			(help @copyfiles-help)
			(source #netsurf-name)
			(dest "T:")
			(newname "NetSurf")
			(optional "force" "oknodelete")
		)

		(run "CopyStore T:NetSurf" @default-dest)
		(delete "T:NetSurf")
	)
)

(complete 40)

(copyfiles
	(prompt "Copying files")
	(source "")
	(choices "Resources" "Rexx" "NetSurf.guide" "NetSurf.readme" "COPYING")
	(help @copyfiles-help)
	(dest @default-dest)
	(infos)
;	(all)
)

(set #complete 50)

(if (= #cairo-version 1)
	(
		(working "Copying Shared Objects")

		(foreach "SObjs" "#?"
			(complete #complete)
			(p_copysobj @each-name)
			(set #complete (+ #complete 3))
		)
	)
)

(complete 90)

(if #theme
	(
		(set #theme-icon (tackon @default-dest (tackon #theme "NetSurf.info")))
		(set #icon-exists (exists #theme-icon))

		(if #icon-exists
			(
				(copyfiles
					(prompt "Copying theme icon")
					(source #theme-icon)
					(help @copyfiles-help)
					(dest @default-dest)
				)
			)
		)

		(textfile
			(prompt "Setting default options")
			(help @textfile-help)
			(dest (tackon @default-dest "Resources/Options"))
			(append "theme:" #theme "\n")
		)
	)
)

(complete 95)

(working "Setting MIME types")
(p_setmimetype "css" "text/css")
(p_setmimetype "html" "text/html")
(p_setmimetype "ascii" "text/plain")
(p_setmimetype "jpeg" "image/jpeg")
(p_setmimetype "gif" "image/gif")
(p_setmimetype "png" "image/png")
(p_setmimetype "jng" "image/jng")
(p_setmimetype "mng" "image/mng")
(p_setmimetype "svg" "image/svg")
(p_setmimetype "bmp" "image/bmp")
(p_setmimetype "ico" "image/ico")
(p_setmimetype "sprite" "image/x-riscos-sprite")
(p_setmimetype "lha" "application/x-lha")
(p_setmimetype "zip" "application/x-zip")

(complete 100)

(if (= #AutoInstall 1)
	(
		(exit (quiet))
	)
	(
		(p_failedsobjs)
		(exit)
	)
)